20137163912

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{117191}}^1$

素因数の和:117701

約数の個数: 32

約数和(自身を含む): 38645233920

約数和(自身を除く): 18508070008

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 457, 914, 1828, 3656, 21479, 42958, 85916, 117191, 171832, 234382, 468764, 937528, 5507977, 11015954, 22031908, 44063816, 53556287, 107112574, 214225148, 428450296, 2517145489, 5034290978, 10068581956, 20137163912]

約数ペア:

[(1, 20137163912), (2, 10068581956), (4, 5034290978), (8, 2517145489), (47, 428450296), (94, 214225148), (188, 107112574), (376, 53556287), (457, 44063816), (914, 22031908), (1828, 11015954), (3656, 5507977), (21479, 937528), (42958, 468764), (85916, 234382), (117191, 171832)]