18369845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 24935904

約数和(自身を除く): 6566059

約数列:

[1, 5, 13, 41, 61, 65, 113, 205, 305, 533, 565, 793, 1469, 2501, 2665, 3965, 4633, 6893, 7345, 12505, 23165, 32513, 34465, 60229, 89609, 162565, 282613, 301145, 448045, 1413065, 3673969, 18369845]

約数ペア:

[(1, 18369845), (5, 3673969), (13, 1413065), (41, 448045), (61, 301145), (65, 282613), (113, 162565), (205, 89609), (305, 60229), (533, 34465), (565, 32513), (793, 23165), (1469, 12505), (2501, 7345), (2665, 6893), (3965, 4633)]