20121850416

素因数分解:

$2^4\times 3^1\times {\mathrm{487}}^1\times {\mathrm{860791}}^1$

素因数の和:861289

約数の個数: 40

約数和(自身を含む): 52088245504

約数和(自身を除く): 31966395088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 487, 974, 1461, 1948, 2922, 3896, 5844, 7792, 11688, 23376, 860791, 1721582, 2582373, 3443164, 5164746, 6886328, 10329492, 13772656, 20658984, 41317968, 419205217, 838410434, 1257615651, 1676820868, 2515231302, 3353641736, 5030462604, 6707283472, 10060925208, 20121850416]

約数ペア:

[(1, 20121850416), (2, 10060925208), (3, 6707283472), (4, 5030462604), (6, 3353641736), (8, 2515231302), (12, 1676820868), (16, 1257615651), (24, 838410434), (48, 419205217), (487, 41317968), (974, 20658984), (1461, 13772656), (1948, 10329492), (2922, 6886328), (3896, 5164746), (5844, 3443164), (7792, 2582373), (11688, 1721582), (23376, 860791)]