201720647668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{12113}}^1\times {\mathrm{78553}}^1$

素因数の和:90723

約数の個数: 24

約数和(自身を含む): 359705992968

約数和(自身を除く): 157985345300

約数列:

[1, 2, 4, 53, 106, 212, 12113, 24226, 48452, 78553, 157106, 314212, 641989, 1283978, 2567956, 4163309, 8326618, 16653236, 951512489, 1903024978, 3806049956, 50430161917, 100860323834, 201720647668]

約数ペア:

[(1, 201720647668), (2, 100860323834), (4, 50430161917), (53, 3806049956), (106, 1903024978), (212, 951512489), (12113, 16653236), (24226, 8326618), (48452, 4163309), (78553, 2567956), (157106, 1283978), (314212, 641989)]