917491504

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{89459}}^1$

素因数の和:90108

約数の個数: 20

約数和(自身を含む): 1780432920

約数和(自身を除く): 862941416

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 89459, 178918, 357836, 715672, 1431344, 57343219, 114686438, 229372876, 458745752, 917491504]

約数ペア:

[(1, 917491504), (2, 458745752), (4, 229372876), (8, 114686438), (16, 57343219), (641, 1431344), (1282, 715672), (2564, 357836), (5128, 178918), (10256, 89459)]