1640178903556

素因数分解:

$2^2\times {\mathrm{40543}}^1\times {\mathrm{10113823}}^1$

素因数の和:10154370

約数の個数: 12

約数和(自身を含む): 2870384161792

約数和(自身を除く): 1230205258236

約数列:

[1, 2, 4, 40543, 81086, 162172, 10113823, 20227646, 40455292, 410044725889, 820089451778, 1640178903556]

約数ペア:

[(1, 1640178903556), (2, 820089451778), (4, 410044725889), (40543, 40455292), (81086, 20227646), (162172, 10113823)]