18189830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1597}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 35207136

約数和(自身を除く): 17017306

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 1597, 2278, 3194, 5695, 7985, 11390, 15970, 27149, 54298, 106999, 135745, 213998, 271490, 534995, 1069990, 1818983, 3637966, 9094915, 18189830]

約数ペア:

[(1, 18189830), (2, 9094915), (5, 3637966), (10, 1818983), (17, 1069990), (34, 534995), (67, 271490), (85, 213998), (134, 135745), (170, 106999), (335, 54298), (670, 27149), (1139, 15970), (1597, 11390), (2278, 7985), (3194, 5695)]