2019985105678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{2039}}^1\times {\mathrm{26849}}^1$

素因数の和:29880

約数の個数: 32

約数和(自身を含む): 3194419680000

約数和(自身を除く): 1174434574322

約数列:

[1, 2, 19, 38, 971, 1942, 2039, 4078, 18449, 26849, 36898, 38741, 53698, 77482, 510131, 1020262, 1979869, 3959738, 26070379, 37617511, 52140758, 54745111, 75235022, 109490222, 495337201, 990674402, 1040157109, 2080314218, 53157502781, 106315005562, 1009992552839, 2019985105678]

約数ペア:

[(1, 2019985105678), (2, 1009992552839), (19, 106315005562), (38, 53157502781), (971, 2080314218), (1942, 1040157109), (2039, 990674402), (4078, 495337201), (18449, 109490222), (26849, 75235022), (36898, 54745111), (38741, 52140758), (53698, 37617511), (77482, 26070379), (510131, 3959738), (1020262, 1979869)]