18519370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 35292672

約数和(自身を除く): 16773302

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1103, 1679, 2206, 3358, 5515, 8395, 11030, 16790, 25369, 50738, 80519, 126845, 161038, 253690, 402595, 805190, 1851937, 3703874, 9259685, 18519370]

約数ペア:

[(1, 18519370), (2, 9259685), (5, 3703874), (10, 1851937), (23, 805190), (46, 402595), (73, 253690), (115, 161038), (146, 126845), (230, 80519), (365, 50738), (730, 25369), (1103, 16790), (1679, 11030), (2206, 8395), (3358, 5515)]