20962904

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{9067}}^1$

素因数の和:9107

約数の個数: 24

約数和(自身を含む): 41758140

約数和(自身を除く): 20795236

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 9067, 18134, 36268, 72536, 154139, 308278, 616556, 1233112, 2620363, 5240726, 10481452, 20962904]

約数ペア:

[(1, 20962904), (2, 10481452), (4, 5240726), (8, 2620363), (17, 1233112), (34, 616556), (68, 308278), (136, 154139), (289, 72536), (578, 36268), (1156, 18134), (2312, 9067)]