12486878

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 20412000

約数和(自身を除く): 7925122

約数列:

[1, 2, 29, 41, 58, 59, 82, 89, 118, 178, 1189, 1711, 2378, 2419, 2581, 3422, 3649, 4838, 5162, 5251, 7298, 10502, 70151, 105821, 140302, 152279, 211642, 215291, 304558, 430582, 6243439, 12486878]

約数ペア:

[(1, 12486878), (2, 6243439), (29, 430582), (41, 304558), (58, 215291), (59, 211642), (82, 152279), (89, 140302), (118, 105821), (178, 70151), (1189, 10502), (1711, 7298), (2378, 5251), (2419, 5162), (2581, 4838), (3422, 3649)]