20396312

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 39204000

約数和(自身を除く): 18807688

約数列:

[1, 2, 4, 8, 71, 142, 149, 241, 284, 298, 482, 568, 596, 964, 1192, 1928, 10579, 17111, 21158, 34222, 35909, 42316, 68444, 71818, 84632, 136888, 143636, 287272, 2549539, 5099078, 10198156, 20396312]

約数ペア:

[(1, 20396312), (2, 10198156), (4, 5099078), (8, 2549539), (71, 287272), (142, 143636), (149, 136888), (241, 84632), (284, 71818), (298, 68444), (482, 42316), (568, 35909), (596, 34222), (964, 21158), (1192, 17111), (1928, 10579)]