18025865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1483}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 26925696

約数和(自身を除く): 8899831

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 1483, 2431, 7415, 12155, 16313, 19279, 25211, 81565, 96395, 126055, 212069, 277321, 327743, 1060345, 1386605, 1638715, 3605173, 18025865]

約数ペア:

[(1, 18025865), (5, 3605173), (11, 1638715), (13, 1386605), (17, 1060345), (55, 327743), (65, 277321), (85, 212069), (143, 126055), (187, 96395), (221, 81565), (715, 25211), (935, 19279), (1105, 16313), (1483, 12155), (2431, 7415)]