20125826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 37584000

約数和(自身を除く): 17458174

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 2609, 3857, 5218, 7714, 18263, 36526, 49571, 75661, 99142, 151322, 346997, 529627, 693994, 1059254, 1437559, 2875118, 10062913, 20125826]

約数ペア:

[(1, 20125826), (2, 10062913), (7, 2875118), (14, 1437559), (19, 1059254), (29, 693994), (38, 529627), (58, 346997), (133, 151322), (203, 99142), (266, 75661), (406, 49571), (551, 36526), (1102, 18263), (2609, 7714), (3857, 5218)]