20750268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1363

約数の個数: 96

約数和(自身を含む): 63963648

約数和(自身を除く): 43213380

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1309, 1321, 1428, 2244, 2618, 2642, 3927, 3963, 5236, 5284, 7854, 7926, 9247, 14531, 15708, 15852, 18494, 22457, 27741, 29062, 36988, 43593, 44914, 55482, 58124, 67371, 87186, 89828, 101717, 110964, 134742, 157199, 174372, 203434, 247027, 269484, 305151, 314398, 406868, 471597, 494054, 610302, 628796, 741081, 943194, 988108, 1220604, 1482162, 1729189, 1886388, 2964324, 3458378, 5187567, 6916756, 10375134, 20750268]

約数ペア:

[(1, 20750268), (2, 10375134), (3, 6916756), (4, 5187567), (6, 3458378), (7, 2964324), (11, 1886388), (12, 1729189), (14, 1482162), (17, 1220604), (21, 988108), (22, 943194), (28, 741081), (33, 628796), (34, 610302), (42, 494054), (44, 471597), (51, 406868), (66, 314398), (68, 305151), (77, 269484), (84, 247027), (102, 203434), (119, 174372), (132, 157199), (154, 134742), (187, 110964), (204, 101717), (231, 89828), (238, 87186), (308, 67371), (357, 58124), (374, 55482), (462, 44914), (476, 43593), (561, 36988), (714, 29062), (748, 27741), (924, 22457), (1122, 18494), (1309, 15852), (1321, 15708), (1428, 14531), (2244, 9247), (2618, 7926), (2642, 7854), (3927, 5284), (3963, 5236)]