20147991565

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{236077}}^1$

素因数の和:236209

約数の個数: 24

約数和(自身を含む): 26439791688

約数和(自身を除く): 6291800123

約数列:

[1, 5, 13, 65, 101, 169, 505, 845, 1313, 6565, 17069, 85345, 236077, 1180385, 3069001, 15345005, 23843777, 39897013, 119218885, 199485065, 309969101, 1549845505, 4029598313, 20147991565]

約数ペア:

[(1, 20147991565), (5, 4029598313), (13, 1549845505), (65, 309969101), (101, 199485065), (169, 119218885), (505, 39897013), (845, 23843777), (1313, 15345005), (6565, 3069001), (17069, 1180385), (85345, 236077)]