20514560872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2376571}}^1$

素因数の和:2376673

約数の個数: 32

約数和(自身を含む): 41922730080

約数和(自身を除く): 21408169208

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 4316, 8632, 2376571, 4753142, 9506284, 19012568, 30895423, 61790846, 123581692, 197255393, 247163384, 394510786, 789021572, 1578043144, 2564320109, 5128640218, 10257280436, 20514560872]

約数ペア:

[(1, 20514560872), (2, 10257280436), (4, 5128640218), (8, 2564320109), (13, 1578043144), (26, 789021572), (52, 394510786), (83, 247163384), (104, 197255393), (166, 123581692), (332, 61790846), (664, 30895423), (1079, 19012568), (2158, 9506284), (4316, 4753142), (8632, 2376571)]