20259876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18553}}^1$

素因数の和:18580

約数の個数: 48

約数和(自身を含む): 58185344

約数和(自身を除く): 37925468

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, 18553, 37106, 55659, 74212, 111318, 129871, 222636, 241189, 259742, 389613, 482378, 519484, 723567, 779226, 964756, 1447134, 1558452, 1688323, 2894268, 3376646, 5064969, 6753292, 10129938, 20259876]

約数ペア:

[(1, 20259876), (2, 10129938), (3, 6753292), (4, 5064969), (6, 3376646), (7, 2894268), (12, 1688323), (13, 1558452), (14, 1447134), (21, 964756), (26, 779226), (28, 723567), (39, 519484), (42, 482378), (52, 389613), (78, 259742), (84, 241189), (91, 222636), (156, 129871), (182, 111318), (273, 74212), (364, 55659), (546, 37106), (1092, 18553)]