17641988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2851}}^1$

素因数の和:2892

約数の個数: 48

約数和(自身を含む): 40247424

約数和(自身を除く): 22605436

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 2851, 3094, 5702, 6188, 11404, 19957, 37063, 39914, 48467, 74126, 79828, 96934, 148252, 193868, 259441, 339269, 518882, 630071, 678538, 1037764, 1260142, 1357076, 2520284, 4410497, 8820994, 17641988]

約数ペア:

[(1, 17641988), (2, 8820994), (4, 4410497), (7, 2520284), (13, 1357076), (14, 1260142), (17, 1037764), (26, 678538), (28, 630071), (34, 518882), (52, 339269), (68, 259441), (91, 193868), (119, 148252), (182, 96934), (221, 79828), (238, 74126), (364, 48467), (442, 39914), (476, 37063), (884, 19957), (1547, 11404), (2851, 6188), (3094, 5702)]