19428585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1613}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 34397568

約数和(自身を除く): 14968983

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 1613, 2409, 4015, 4839, 8065, 12045, 17743, 24195, 53229, 88715, 117749, 266145, 353247, 588745, 1295239, 1766235, 3885717, 6476195, 19428585]

約数ペア:

[(1, 19428585), (3, 6476195), (5, 3885717), (11, 1766235), (15, 1295239), (33, 588745), (55, 353247), (73, 266145), (165, 117749), (219, 88715), (365, 53229), (803, 24195), (1095, 17743), (1613, 12045), (2409, 8065), (4015, 4839)]