20510364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 59222016

約数和(自身を除く): 38711652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 53, 68, 84, 102, 106, 119, 159, 204, 212, 238, 271, 318, 357, 371, 476, 542, 636, 714, 742, 813, 901, 1084, 1113, 1428, 1484, 1626, 1802, 1897, 2226, 2703, 3252, 3604, 3794, 4452, 4607, 5406, 5691, 6307, 7588, 9214, 10812, 11382, 12614, 13821, 14363, 18428, 18921, 22764, 25228, 27642, 28726, 32249, 37842, 43089, 55284, 57452, 64498, 75684, 86178, 96747, 100541, 128996, 172356, 193494, 201082, 244171, 301623, 386988, 402164, 488342, 603246, 732513, 976684, 1206492, 1465026, 1709197, 2930052, 3418394, 5127591, 6836788, 10255182, 20510364]

約数ペア:

[(1, 20510364), (2, 10255182), (3, 6836788), (4, 5127591), (6, 3418394), (7, 2930052), (12, 1709197), (14, 1465026), (17, 1206492), (21, 976684), (28, 732513), (34, 603246), (42, 488342), (51, 402164), (53, 386988), (68, 301623), (84, 244171), (102, 201082), (106, 193494), (119, 172356), (159, 128996), (204, 100541), (212, 96747), (238, 86178), (271, 75684), (318, 64498), (357, 57452), (371, 55284), (476, 43089), (542, 37842), (636, 32249), (714, 28726), (742, 27642), (813, 25228), (901, 22764), (1084, 18921), (1113, 18428), (1428, 14363), (1484, 13821), (1626, 12614), (1802, 11382), (1897, 10812), (2226, 9214), (2703, 7588), (3252, 6307), (3604, 5691), (3794, 5406), (4452, 4607)]