20184496208

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15968747}}^1$

素因数の和:15968834

約数の個数: 20

約数和(自身を含む): 39602495040

約数和(自身を除く): 19417998832

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15968747, 31937494, 63874988, 127749976, 255499952, 1261531013, 2523062026, 5046124052, 10092248104, 20184496208]

約数ペア:

[(1, 20184496208), (2, 10092248104), (4, 5046124052), (8, 2523062026), (16, 1261531013), (79, 255499952), (158, 127749976), (316, 63874988), (632, 31937494), (1264, 15968747)]