20439014596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{4337}}^1$

素因数の和:4490

約数の個数: 144

約数和(自身を含む): 48851849088

約数和(自身を除く): 28412834492

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 107, 121, 143, 154, 182, 214, 242, 286, 308, 364, 428, 484, 572, 749, 847, 1001, 1177, 1391, 1498, 1573, 1694, 2002, 2354, 2782, 2996, 3146, 3388, 4004, 4337, 4708, 5564, 6292, 8239, 8674, 9737, 11011, 12947, 15301, 16478, 17348, 19474, 22022, 25894, 30359, 30602, 32956, 38948, 44044, 47707, 51788, 56381, 60718, 61204, 90629, 95414, 107107, 112762, 121436, 168311, 181258, 190828, 214214, 225524, 333949, 336622, 362516, 394667, 428428, 464059, 524777, 620191, 667898, 673244, 789334, 928118, 1049554, 1178177, 1240382, 1335796, 1578668, 1856236, 2099108, 2356354, 2480764, 3248413, 3673439, 4341337, 4712708, 5104649, 6032767, 6496826, 6822101, 7346878, 8682674, 10209298, 12065534, 12993652, 13644202, 14693756, 17365348, 20418596, 24131068, 27288404, 35732543, 42229369, 47754707, 56151139, 66360437, 71465086, 84458738, 95509414, 112302278, 132720874, 142930172, 168917476, 191018828, 224604556, 265441748, 393057973, 464523059, 729964807, 786115946, 929046118, 1459929614, 1572231892, 1858092236, 2919859228, 5109753649, 10219507298, 20439014596]

約数ペア:

[(1, 20439014596), (2, 10219507298), (4, 5109753649), (7, 2919859228), (11, 1858092236), (13, 1572231892), (14, 1459929614), (22, 929046118), (26, 786115946), (28, 729964807), (44, 464523059), (52, 393057973), (77, 265441748), (91, 224604556), (107, 191018828), (121, 168917476), (143, 142930172), (154, 132720874), (182, 112302278), (214, 95509414), (242, 84458738), (286, 71465086), (308, 66360437), (364, 56151139), (428, 47754707), (484, 42229369), (572, 35732543), (749, 27288404), (847, 24131068), (1001, 20418596), (1177, 17365348), (1391, 14693756), (1498, 13644202), (1573, 12993652), (1694, 12065534), (2002, 10209298), (2354, 8682674), (2782, 7346878), (2996, 6822101), (3146, 6496826), (3388, 6032767), (4004, 5104649), (4337, 4712708), (4708, 4341337), (5564, 3673439), (6292, 3248413), (8239, 2480764), (8674, 2356354), (9737, 2099108), (11011, 1856236), (12947, 1578668), (15301, 1335796), (16478, 1240382), (17348, 1178177), (19474, 1049554), (22022, 928118), (25894, 789334), (30359, 673244), (30602, 667898), (32956, 620191), (38948, 524777), (44044, 464059), (47707, 428428), (51788, 394667), (56381, 362516), (60718, 336622), (61204, 333949), (90629, 225524), (95414, 214214), (107107, 190828), (112762, 181258), (121436, 168311)]