20543505

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13325295

約数列:

[1, 3, 5, 15, 59, 139, 167, 177, 295, 417, 501, 695, 835, 885, 2085, 2505, 8201, 9853, 23213, 24603, 29559, 41005, 49265, 69639, 116065, 123015, 147795, 348195, 1369567, 4108701, 6847835, 20543505]

約数ペア:

[(1, 20543505), (3, 6847835), (5, 4108701), (15, 1369567), (59, 348195), (139, 147795), (167, 123015), (177, 116065), (295, 69639), (417, 49265), (501, 41005), (695, 29559), (835, 24603), (885, 23213), (2085, 9853), (2505, 8201)]