18970428

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{20011}}^1$

素因数の和:20097

約数の個数: 24

約数和(自身を含む): 44826880

約数和(自身を除く): 25856452

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 20011, 40022, 60033, 80044, 120066, 240132, 1580869, 3161738, 4742607, 6323476, 9485214, 18970428]

約数ペア:

[(1, 18970428), (2, 9485214), (3, 6323476), (4, 4742607), (6, 3161738), (12, 1580869), (79, 240132), (158, 120066), (237, 80044), (316, 60033), (474, 40022), (948, 20011)]