20802489116

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{3571}}^1$

素因数の和:4146

約数の個数: 48

約数和(自身を含む): 38022082560

約数和(自身を除く): 17219593444

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 431, 436, 862, 1724, 3379, 3571, 6758, 7142, 13361, 13516, 14284, 26722, 46979, 53444, 93958, 110701, 187916, 221402, 389239, 442804, 778478, 1456349, 1539101, 1556956, 2912698, 3078202, 5825396, 6156404, 12066409, 24132818, 47712131, 48265636, 95424262, 167762009, 190848524, 335524018, 671048036, 5200622279, 10401244558, 20802489116]

約数ペア:

[(1, 20802489116), (2, 10401244558), (4, 5200622279), (31, 671048036), (62, 335524018), (109, 190848524), (124, 167762009), (218, 95424262), (431, 48265636), (436, 47712131), (862, 24132818), (1724, 12066409), (3379, 6156404), (3571, 5825396), (6758, 3078202), (7142, 2912698), (13361, 1556956), (13516, 1539101), (14284, 1456349), (26722, 778478), (46979, 442804), (53444, 389239), (93958, 221402), (110701, 187916)]