15731872

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{2909}}^1$

素因数の和:2945

約数の個数: 36

約数和(自身を含む): 33549390

約数和(自身を除く): 17817518

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 2909, 5408, 5818, 11636, 23272, 37817, 46544, 75634, 93088, 151268, 302536, 491621, 605072, 983242, 1210144, 1966484, 3932968, 7865936, 15731872]

約数ペア:

[(1, 15731872), (2, 7865936), (4, 3932968), (8, 1966484), (13, 1210144), (16, 983242), (26, 605072), (32, 491621), (52, 302536), (104, 151268), (169, 93088), (208, 75634), (338, 46544), (416, 37817), (676, 23272), (1352, 11636), (2704, 5818), (2909, 5408)]