20178018189

素因数分解:

$3^3\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{86869}}^1$

素因数の和:88114

約数の個数: 32

約数和(自身を含む): 34192032000

約数和(自身を除く): 14014013811

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1229, 3687, 8603, 11061, 25809, 33183, 77427, 86869, 232281, 260607, 608083, 781821, 1824249, 2345463, 5472747, 16418241, 106762001, 320286003, 747334007, 960858009, 2242002021, 2882574027, 6726006063, 20178018189]

約数ペア:

[(1, 20178018189), (3, 6726006063), (7, 2882574027), (9, 2242002021), (21, 960858009), (27, 747334007), (63, 320286003), (189, 106762001), (1229, 16418241), (3687, 5472747), (8603, 2345463), (11061, 1824249), (25809, 781821), (33183, 608083), (77427, 260607), (86869, 232281)]