18874050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9679}}^1$

素因数の和:9707

約数の個数: 48

約数和(自身を含む): 50413440

約数和(自身を除く): 31539390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 9679, 19358, 29037, 48395, 58074, 96790, 125827, 145185, 241975, 251654, 290370, 377481, 483950, 629135, 725925, 754962, 1258270, 1451850, 1887405, 3145675, 3774810, 6291350, 9437025, 18874050]

約数ペア:

[(1, 18874050), (2, 9437025), (3, 6291350), (5, 3774810), (6, 3145675), (10, 1887405), (13, 1451850), (15, 1258270), (25, 754962), (26, 725925), (30, 629135), (39, 483950), (50, 377481), (65, 290370), (75, 251654), (78, 241975), (130, 145185), (150, 125827), (195, 96790), (325, 58074), (390, 48395), (650, 29037), (975, 19358), (1950, 9679)]