20745126654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15933277}}^1$

素因数の和:15933320

約数の個数: 32

約数和(自身を含む): 48947030016

約数和(自身を除く): 28201903362

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 15933277, 31866554, 47799831, 95599662, 111532939, 223065878, 334598817, 493931587, 669197634, 987863174, 1481794761, 2963589522, 3457521109, 6915042218, 10372563327, 20745126654]

約数ペア:

[(1, 20745126654), (2, 10372563327), (3, 6915042218), (6, 3457521109), (7, 2963589522), (14, 1481794761), (21, 987863174), (31, 669197634), (42, 493931587), (62, 334598817), (93, 223065878), (186, 111532939), (217, 95599662), (434, 47799831), (651, 31866554), (1302, 15933277)]