20790088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7669

約数の個数: 32

約数和(自身を含む): 43902720

約数和(自身を除く): 23112632

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7621, 15242, 30484, 60968, 83831, 167662, 236251, 335324, 472502, 670648, 945004, 1890008, 2598761, 5197522, 10395044, 20790088]

約数ペア:

[(1, 20790088), (2, 10395044), (4, 5197522), (8, 2598761), (11, 1890008), (22, 945004), (31, 670648), (44, 472502), (62, 335324), (88, 236251), (124, 167662), (248, 83831), (341, 60968), (682, 30484), (1364, 15242), (2728, 7621)]