20019412

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7079}}^1$

素因数の和:7191

約数の個数: 24

約数和(自身を含む): 40440960

約数和(自身を除く): 20421548

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7079, 14158, 28316, 49553, 99106, 198212, 714979, 1429958, 2859916, 5004853, 10009706, 20019412]

約数ペア:

[(1, 20019412), (2, 10009706), (4, 5004853), (7, 2859916), (14, 1429958), (28, 714979), (101, 198212), (202, 99106), (404, 49553), (707, 28316), (1414, 14158), (2828, 7079)]