20307108

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 49602560

約数和(自身を除く): 29295452

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 79, 93, 124, 158, 186, 237, 316, 372, 474, 691, 948, 1382, 2073, 2449, 2764, 4146, 4898, 7347, 8292, 9796, 14694, 21421, 29388, 42842, 54589, 64263, 85684, 109178, 128526, 163767, 218356, 257052, 327534, 655068, 1692259, 3384518, 5076777, 6769036, 10153554, 20307108]

約数ペア:

[(1, 20307108), (2, 10153554), (3, 6769036), (4, 5076777), (6, 3384518), (12, 1692259), (31, 655068), (62, 327534), (79, 257052), (93, 218356), (124, 163767), (158, 128526), (186, 109178), (237, 85684), (316, 64263), (372, 54589), (474, 42842), (691, 29388), (948, 21421), (1382, 14694), (2073, 9796), (2449, 8292), (2764, 7347), (4146, 4898)]