20651112

素因数分解:

$2^3\times 3^6\times {\mathrm{3541}}^1$

素因数の和:3565

約数の個数: 56

約数和(自身を含む): 58071090

約数和(自身を除く): 37419978

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 3541, 5832, 7082, 10623, 14164, 21246, 28328, 31869, 42492, 63738, 84984, 95607, 127476, 191214, 254952, 286821, 382428, 573642, 764856, 860463, 1147284, 1720926, 2294568, 2581389, 3441852, 5162778, 6883704, 10325556, 20651112]

約数ペア:

[(1, 20651112), (2, 10325556), (3, 6883704), (4, 5162778), (6, 3441852), (8, 2581389), (9, 2294568), (12, 1720926), (18, 1147284), (24, 860463), (27, 764856), (36, 573642), (54, 382428), (72, 286821), (81, 254952), (108, 191214), (162, 127476), (216, 95607), (243, 84984), (324, 63738), (486, 42492), (648, 31869), (729, 28328), (972, 21246), (1458, 14164), (1944, 10623), (2916, 7082), (3541, 5832)]