18465618

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 37785600

約数和(自身を除く): 19319982

約数列:

[1, 2, 3, 6, 79, 158, 163, 237, 239, 326, 474, 478, 489, 717, 978, 1434, 12877, 18881, 25754, 37762, 38631, 38957, 56643, 77262, 77914, 113286, 116871, 233742, 3077603, 6155206, 9232809, 18465618]

約数ペア:

[(1, 18465618), (2, 9232809), (3, 6155206), (6, 3077603), (79, 233742), (158, 116871), (163, 113286), (237, 77914), (239, 77262), (326, 56643), (474, 38957), (478, 38631), (489, 37762), (717, 25754), (978, 18881), (1434, 12877)]