31621904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{116257}}^1$

素因数の和:116282

約数の個数: 20

約数和(自身を含む): 64871964

約数和(自身を除く): 33250060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 116257, 232514, 465028, 930056, 1860112, 1976369, 3952738, 7905476, 15810952, 31621904]

約数ペア:

[(1, 31621904), (2, 15810952), (4, 7905476), (8, 3952738), (16, 1976369), (17, 1860112), (34, 930056), (68, 465028), (136, 232514), (272, 116257)]