18992478

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{20963}}^1$

素因数の和:21119

約数の個数: 16

約数和(自身を含む): 38238336

約数和(自身を除く): 19245858

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 20963, 41926, 62889, 125778, 3165413, 6330826, 9496239, 18992478]

約数ペア:

[(1, 18992478), (2, 9496239), (3, 6330826), (6, 3165413), (151, 125778), (302, 62889), (453, 41926), (906, 20963)]