219933488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{808579}}^1$

素因数の和:808604

約数の個数: 20

約数和(自身を含む): 451187640

約数和(自身を除く): 231254152

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 808579, 1617158, 3234316, 6468632, 12937264, 13745843, 27491686, 54983372, 109966744, 219933488]

約数ペア:

[(1, 219933488), (2, 109966744), (4, 54983372), (8, 27491686), (16, 13745843), (17, 12937264), (34, 6468632), (68, 3234316), (136, 1617158), (272, 808579)]