19935721968

素因数分解:

$2^4\times 3^1\times {\mathrm{457}}^1\times {\mathrm{908813}}^1$

素因数の和:909281

約数の個数: 40

約数和(自身を含む): 51613364688

約数和(自身を除く): 31677642720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 457, 914, 1371, 1828, 2742, 3656, 5484, 7312, 10968, 21936, 908813, 1817626, 2726439, 3635252, 5452878, 7270504, 10905756, 14541008, 21811512, 43623024, 415327541, 830655082, 1245982623, 1661310164, 2491965246, 3322620328, 4983930492, 6645240656, 9967860984, 19935721968]

約数ペア:

[(1, 19935721968), (2, 9967860984), (3, 6645240656), (4, 4983930492), (6, 3322620328), (8, 2491965246), (12, 1661310164), (16, 1245982623), (24, 830655082), (48, 415327541), (457, 43623024), (914, 21811512), (1371, 14541008), (1828, 10905756), (2742, 7270504), (3656, 5452878), (5484, 3635252), (7312, 2726439), (10968, 1817626), (21936, 908813)]