19144550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 38247552

約数和(自身を除く): 19103002

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 101, 170, 202, 223, 425, 446, 505, 850, 1010, 1115, 1717, 2230, 2525, 3434, 3791, 5050, 5575, 7582, 8585, 11150, 17170, 18955, 22523, 37910, 42925, 45046, 85850, 94775, 112615, 189550, 225230, 382891, 563075, 765782, 1126150, 1914455, 3828910, 9572275, 19144550]

約数ペア:

[(1, 19144550), (2, 9572275), (5, 3828910), (10, 1914455), (17, 1126150), (25, 765782), (34, 563075), (50, 382891), (85, 225230), (101, 189550), (170, 112615), (202, 94775), (223, 85850), (425, 45046), (446, 42925), (505, 37910), (850, 22523), (1010, 18955), (1115, 17170), (1717, 11150), (2230, 8585), (2525, 7582), (3434, 5575), (3791, 5050)]