20653968

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1879}}^1$

素因数の和:2119

約数の個数: 40

約数和(自身を含む): 53617600

約数和(自身を除く): 32963632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1832, 1879, 2748, 3664, 3758, 5496, 5637, 7516, 10992, 11274, 15032, 22548, 30064, 45096, 90192, 430291, 860582, 1290873, 1721164, 2581746, 3442328, 5163492, 6884656, 10326984, 20653968]

約数ペア:

[(1, 20653968), (2, 10326984), (3, 6884656), (4, 5163492), (6, 3442328), (8, 2581746), (12, 1721164), (16, 1290873), (24, 860582), (48, 430291), (229, 90192), (458, 45096), (687, 30064), (916, 22548), (1374, 15032), (1832, 11274), (1879, 10992), (2748, 7516), (3664, 5637), (3758, 5496)]