20147170

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69473}}^1$

素因数の和:69509

約数の個数: 16

約数和(自身を含む): 37515960

約数和(自身を除く): 17368790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69473, 138946, 347365, 694730, 2014717, 4029434, 10073585, 20147170]

約数ペア:

[(1, 20147170), (2, 10073585), (5, 4029434), (10, 2014717), (29, 694730), (58, 347365), (145, 138946), (290, 69473)]