20187899894

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{11801}}^1\times {\mathrm{37189}}^1$

素因数の和:49015

約数の個数: 16

約数和(自身を含む): 31601979360

約数和(自身を除く): 11414079466

約数列:

[1, 2, 23, 46, 11801, 23602, 37189, 74378, 271423, 542846, 855347, 1710694, 438867389, 877734778, 10093949947, 20187899894]

約数ペア:

[(1, 20187899894), (2, 10093949947), (23, 877734778), (46, 438867389), (11801, 1710694), (23602, 855347), (37189, 542846), (74378, 271423)]