1993173872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{111127}}^1$

素因数の和:111213

約数の個数: 40

約数和(自身を含む): 4133961600

約数和(自身を除く): 2140787728

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 2242, 4484, 8968, 17936, 111127, 222254, 444508, 889016, 1778032, 2111413, 4222826, 6556493, 8445652, 13112986, 16891304, 26225972, 33782608, 52451944, 104903888, 124573367, 249146734, 498293468, 996586936, 1993173872]

約数ペア:

[(1, 1993173872), (2, 996586936), (4, 498293468), (8, 249146734), (16, 124573367), (19, 104903888), (38, 52451944), (59, 33782608), (76, 26225972), (118, 16891304), (152, 13112986), (236, 8445652), (304, 6556493), (472, 4222826), (944, 2111413), (1121, 1778032), (2242, 889016), (4484, 444508), (8968, 222254), (17936, 111127)]