18847738

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3571}}^1$

素因数の和:3622

約数の個数: 32

約数和(自身を含む): 36005760

約数和(自身を除く): 17158022

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3571, 5278, 7142, 24997, 46423, 49994, 92846, 103559, 207118, 324961, 649922, 724913, 1346267, 1449826, 2692534, 9423869, 18847738]

約数ペア:

[(1, 18847738), (2, 9423869), (7, 2692534), (13, 1449826), (14, 1346267), (26, 724913), (29, 649922), (58, 324961), (91, 207118), (182, 103559), (203, 92846), (377, 49994), (406, 46423), (754, 24997), (2639, 7142), (3571, 5278)]