20375037

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 10872963

約数列:

[1, 3, 9, 27, 61, 89, 139, 183, 267, 417, 549, 801, 1251, 1647, 2403, 3753, 5429, 8479, 12371, 16287, 25437, 37113, 48861, 76311, 111339, 146583, 228933, 334017, 754631, 2263893, 6791679, 20375037]

約数ペア:

[(1, 20375037), (3, 6791679), (9, 2263893), (27, 754631), (61, 334017), (89, 228933), (139, 146583), (183, 111339), (267, 76311), (417, 48861), (549, 37113), (801, 25437), (1251, 16287), (1647, 12371), (2403, 8479), (3753, 5429)]