20199312176830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{135649}}^1\times {\mathrm{647429}}^1$

素因数の和:783108

約数の個数: 32

約数和(自身を含む): 37939915944000

約数和(自身を除く): 17740603767170

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 135649, 271298, 647429, 678245, 1294858, 1356490, 3119927, 3237145, 6239854, 6474290, 14890867, 15599635, 29781734, 31199270, 74454335, 148908670, 87823096421, 175646192842, 439115482105, 878230964210, 2019931217683, 4039862435366, 10099656088415, 20199312176830]

約数ペア:

[(1, 20199312176830), (2, 10099656088415), (5, 4039862435366), (10, 2019931217683), (23, 878230964210), (46, 439115482105), (115, 175646192842), (230, 87823096421), (135649, 148908670), (271298, 74454335), (647429, 31199270), (678245, 29781734), (1294858, 15599635), (1356490, 14890867), (3119927, 6474290), (3237145, 6239854)]