20877642

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{3547}}^1$

素因数の和:3667

約数の個数: 32

約数和(自身を含む): 46833600

約数和(自身を除く): 25955958

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 3547, 5886, 7094, 10641, 21282, 31923, 63846, 95769, 191538, 386623, 773246, 1159869, 2319738, 3479607, 6959214, 10438821, 20877642]

約数ペア:

[(1, 20877642), (2, 10438821), (3, 6959214), (6, 3479607), (9, 2319738), (18, 1159869), (27, 773246), (54, 386623), (109, 191538), (218, 95769), (327, 63846), (654, 31923), (981, 21282), (1962, 10641), (2943, 7094), (3547, 5886)]