81802372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{22901}}^1$

素因数の和:22971

約数の個数: 24

約数和(自身を含む): 153901440

約数和(自身を除く): 72099068

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 22901, 45802, 91604, 435119, 870238, 1076347, 1740476, 2152694, 4305388, 20450593, 40901186, 81802372]

約数ペア:

[(1, 81802372), (2, 40901186), (4, 20450593), (19, 4305388), (38, 2152694), (47, 1740476), (76, 1076347), (94, 870238), (188, 435119), (893, 91604), (1786, 45802), (3572, 22901)]