31613264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103991}}^1$

素因数の和:104018

約数の個数: 20

約数和(自身を含む): 64475040

約数和(自身を除く): 32861776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103991, 207982, 415964, 831928, 1663856, 1975829, 3951658, 7903316, 15806632, 31613264]

約数ペア:

[(1, 31613264), (2, 15806632), (4, 7903316), (8, 3951658), (16, 1975829), (19, 1663856), (38, 831928), (76, 415964), (152, 207982), (304, 103991)]