15221432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 15018568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 239, 419, 478, 838, 956, 1676, 1912, 3352, 4541, 7961, 9082, 15922, 18164, 31844, 36328, 63688, 100141, 200282, 400564, 801128, 1902679, 3805358, 7610716, 15221432]

約数ペア:

[(1, 15221432), (2, 7610716), (4, 3805358), (8, 1902679), (19, 801128), (38, 400564), (76, 200282), (152, 100141), (239, 63688), (419, 36328), (478, 31844), (838, 18164), (956, 15922), (1676, 9082), (1912, 7961), (3352, 4541)]