20135388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18439}}^1$

素因数の和:18466

約数の個数: 48

約数和(自身を含む): 57827840

約数和(自身を除く): 37692452

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18439, 36878, 55317, 73756, 110634, 129073, 221268, 239707, 258146, 387219, 479414, 516292, 719121, 774438, 958828, 1438242, 1548876, 1677949, 2876484, 3355898, 5033847, 6711796, 10067694, 20135388]

約数ペア:

[(1, 20135388), (2, 10067694), (3, 6711796), (4, 5033847), (6, 3355898), (7, 2876484), (12, 1677949), (13, 1548876), (14, 1438242), (21, 958828), (26, 774438), (28, 719121), (39, 516292), (42, 479414), (52, 387219), (78, 258146), (84, 239707), (91, 221268), (156, 129073), (182, 110634), (273, 73756), (364, 55317), (546, 36878), (1092, 18439)]