19898944

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23917}}^1$

素因数の和:23942

約数の個数: 28

約数和(自身を含む): 42526204

約数和(自身を除く): 22627260

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 23917, 47834, 95668, 191336, 310921, 382672, 621842, 765344, 1243684, 1530688, 2487368, 4974736, 9949472, 19898944]

約数ペア:

[(1, 19898944), (2, 9949472), (4, 4974736), (8, 2487368), (13, 1530688), (16, 1243684), (26, 765344), (32, 621842), (52, 382672), (64, 310921), (104, 191336), (208, 95668), (416, 47834), (832, 23917)]