71287696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{234499}}^1$

素因数の和:234526

約数の個数: 20

約数和(自身を含む): 145390000

約数和(自身を除く): 74102304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 234499, 468998, 937996, 1875992, 3751984, 4455481, 8910962, 17821924, 35643848, 71287696]

約数ペア:

[(1, 71287696), (2, 35643848), (4, 17821924), (8, 8910962), (16, 4455481), (19, 3751984), (38, 1875992), (76, 937996), (152, 468998), (304, 234499)]