19590570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2119

約数の個数: 48

約数和(自身を含む): 51428520

約数和(自身を除く): 31837950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 1997, 3270, 3994, 4905, 5991, 9810, 9985, 11982, 17973, 19970, 29955, 35946, 59910, 89865, 179730, 217673, 435346, 653019, 1088365, 1306038, 1959057, 2176730, 3265095, 3918114, 6530190, 9795285, 19590570]

約数ペア:

[(1, 19590570), (2, 9795285), (3, 6530190), (5, 3918114), (6, 3265095), (9, 2176730), (10, 1959057), (15, 1306038), (18, 1088365), (30, 653019), (45, 435346), (90, 217673), (109, 179730), (218, 89865), (327, 59910), (545, 35946), (654, 29955), (981, 19970), (1090, 17973), (1635, 11982), (1962, 9985), (1997, 9810), (3270, 5991), (3994, 4905)]