19508538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11329}}^1$

素因数の和:11382

約数の個数: 32

約数和(自身を含む): 45682560

約数和(自身を除く): 26174022

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 11329, 22658, 33987, 67974, 79303, 158606, 237909, 464489, 475818, 928978, 1393467, 2786934, 3251423, 6502846, 9754269, 19508538]

約数ペア:

[(1, 19508538), (2, 9754269), (3, 6502846), (6, 3251423), (7, 2786934), (14, 1393467), (21, 928978), (41, 475818), (42, 464489), (82, 237909), (123, 158606), (246, 79303), (287, 67974), (574, 33987), (861, 22658), (1722, 11329)]