90470992

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{63533}}^1$

素因数の和:63630

約数の個数: 20

約数和(自身を含む): 177259860

約数和(自身を除く): 86788868

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 63533, 127066, 254132, 508264, 1016528, 5654437, 11308874, 22617748, 45235496, 90470992]

約数ペア:

[(1, 90470992), (2, 45235496), (4, 22617748), (8, 11308874), (16, 5654437), (89, 1016528), (178, 508264), (356, 254132), (712, 127066), (1424, 63533)]