19603312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{743}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 40684896

約数和(自身を除く): 21081584

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 743, 776, 1486, 1552, 1649, 2972, 3298, 5944, 6596, 11888, 12631, 13192, 25262, 26384, 50524, 72071, 101048, 144142, 202096, 288284, 576568, 1153136, 1225207, 2450414, 4900828, 9801656, 19603312]

約数ペア:

[(1, 19603312), (2, 9801656), (4, 4900828), (8, 2450414), (16, 1225207), (17, 1153136), (34, 576568), (68, 288284), (97, 202096), (136, 144142), (194, 101048), (272, 72071), (388, 50524), (743, 26384), (776, 25262), (1486, 13192), (1552, 12631), (1649, 11888), (2972, 6596), (3298, 5944)]