20197951492

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{379}}^1\times {\mathrm{1553}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 37103552640

約数和(自身を除く): 16905601148

約数列:

[1, 2, 4, 23, 46, 92, 373, 379, 746, 758, 1492, 1516, 1553, 3106, 6212, 8579, 8717, 17158, 17434, 34316, 34868, 35719, 71438, 141367, 142876, 282734, 565468, 579269, 588587, 1158538, 1177174, 2317076, 2354348, 3251441, 6502882, 13005764, 13323187, 13537501, 26646374, 27075002, 53292748, 54150004, 219542951, 439085902, 878171804, 5049487873, 10098975746, 20197951492]

約数ペア:

[(1, 20197951492), (2, 10098975746), (4, 5049487873), (23, 878171804), (46, 439085902), (92, 219542951), (373, 54150004), (379, 53292748), (746, 27075002), (758, 26646374), (1492, 13537501), (1516, 13323187), (1553, 13005764), (3106, 6502882), (6212, 3251441), (8579, 2354348), (8717, 2317076), (17158, 1177174), (17434, 1158538), (34316, 588587), (34868, 579269), (35719, 565468), (71438, 282734), (141367, 142876)]