156983996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{18521}}^1$

素因数の和:18701

約数の個数: 24

約数和(自身を含む): 297685584

約数和(自身を除く): 140701588

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 4238, 8476, 18521, 37042, 74084, 240773, 481546, 963092, 3018923, 6037846, 12075692, 39245999, 78491998, 156983996]

約数ペア:

[(1, 156983996), (2, 78491998), (4, 39245999), (13, 12075692), (26, 6037846), (52, 3018923), (163, 963092), (326, 481546), (652, 240773), (2119, 74084), (4238, 37042), (8476, 18521)]