2021549968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{26449}}^1$

素因数の和:26755

約数の個数: 40

約数和(自身を含む): 4162066200

約数和(自身を除く): 2140516232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 281, 562, 1124, 2248, 4496, 4777, 9554, 19108, 26449, 38216, 52898, 76432, 105796, 211592, 423184, 449633, 899266, 1798532, 3597064, 7194128, 7432169, 14864338, 29728676, 59457352, 118914704, 126346873, 252693746, 505387492, 1010774984, 2021549968]

約数ペア:

[(1, 2021549968), (2, 1010774984), (4, 505387492), (8, 252693746), (16, 126346873), (17, 118914704), (34, 59457352), (68, 29728676), (136, 14864338), (272, 7432169), (281, 7194128), (562, 3597064), (1124, 1798532), (2248, 899266), (4496, 449633), (4777, 423184), (9554, 211592), (19108, 105796), (26449, 76432), (38216, 52898)]