18174908245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{25931}}^1$

素因数の和:26253

約数の個数: 32

約数和(自身を含む): 24152857344

約数和(自身を除く): 5977949099

約数列:

[1, 5, 13, 41, 65, 205, 263, 533, 1315, 2665, 3419, 10783, 17095, 25931, 53915, 129655, 140179, 337103, 700895, 1063171, 1685515, 5315855, 6819853, 13821223, 34099265, 69106115, 88658089, 279613973, 443290445, 1398069865, 3634981649, 18174908245]

約数ペア:

[(1, 18174908245), (5, 3634981649), (13, 1398069865), (41, 443290445), (65, 279613973), (205, 88658089), (263, 69106115), (533, 34099265), (1315, 13821223), (2665, 6819853), (3419, 5315855), (10783, 1685515), (17095, 1063171), (25931, 700895), (53915, 337103), (129655, 140179)]