18756010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20611}}^1$

素因数の和:20638

約数の個数: 32

約数和(自身を含む): 41553792

約数和(自身を除く): 22797782

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20611, 41222, 103055, 144277, 206110, 267943, 288554, 535886, 721385, 1339715, 1442770, 1875601, 2679430, 3751202, 9378005, 18756010]

約数ペア:

[(1, 18756010), (2, 9378005), (5, 3751202), (7, 2679430), (10, 1875601), (13, 1442770), (14, 1339715), (26, 721385), (35, 535886), (65, 288554), (70, 267943), (91, 206110), (130, 144277), (182, 103055), (455, 41222), (910, 20611)]