20408973614

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{9817}}^1\times {\mathrm{54709}}^1$

素因数の和:64547

約数の個数: 16

約数和(自身を含む): 32228566800

約数和(自身を除く): 11819593186

約数列:

[1, 2, 19, 38, 9817, 19634, 54709, 109418, 186523, 373046, 1039471, 2078942, 537078253, 1074156506, 10204486807, 20408973614]

約数ペア:

[(1, 20408973614), (2, 10204486807), (19, 1074156506), (38, 537078253), (9817, 2078942), (19634, 1039471), (54709, 373046), (109418, 186523)]