20194994485

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1\times {\mathrm{599}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 25165209600

約数和(自身を除く): 4970215115

約数列:

[1, 5, 31, 155, 443, 491, 599, 2215, 2455, 2995, 13733, 15221, 18569, 68665, 76105, 92845, 217513, 265357, 294109, 1087565, 1326785, 1470545, 6742903, 8226067, 9117379, 33714515, 41130335, 45586895, 130290287, 651451435, 4038998897, 20194994485]

約数ペア:

[(1, 20194994485), (5, 4038998897), (31, 651451435), (155, 130290287), (443, 45586895), (491, 41130335), (599, 33714515), (2215, 9117379), (2455, 8226067), (2995, 6742903), (13733, 1470545), (15221, 1326785), (18569, 1087565), (68665, 294109), (76105, 265357), (92845, 217513)]