211846384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{778847}}^1$

素因数の和:778872

約数の個数: 20

約数和(自身を含む): 434597184

約数和(自身を除く): 222750800

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 778847, 1557694, 3115388, 6230776, 12461552, 13240399, 26480798, 52961596, 105923192, 211846384]

約数ペア:

[(1, 211846384), (2, 105923192), (4, 52961596), (8, 26480798), (16, 13240399), (17, 12461552), (34, 6230776), (68, 3115388), (136, 1557694), (272, 778847)]