18374710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 35209440

約数和(自身を除く): 16834730

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 997, 1843, 1994, 3686, 4985, 9215, 9970, 18430, 18943, 37886, 94715, 96709, 189430, 193418, 483545, 967090, 1837471, 3674942, 9187355, 18374710]

約数ペア:

[(1, 18374710), (2, 9187355), (5, 3674942), (10, 1837471), (19, 967090), (38, 483545), (95, 193418), (97, 189430), (190, 96709), (194, 94715), (485, 37886), (970, 18943), (997, 18430), (1843, 9970), (1994, 9215), (3686, 4985)]