20457888

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19373}}^1$

素因数の和:19397

約数の個数: 48

約数和(自身を含む): 58586976

約数和(自身を除く): 38129088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19373, 38746, 58119, 77492, 116238, 154984, 213103, 232476, 309968, 426206, 464952, 619936, 639309, 852412, 929904, 1278618, 1704824, 1859808, 2557236, 3409648, 5114472, 6819296, 10228944, 20457888]

約数ペア:

[(1, 20457888), (2, 10228944), (3, 6819296), (4, 5114472), (6, 3409648), (8, 2557236), (11, 1859808), (12, 1704824), (16, 1278618), (22, 929904), (24, 852412), (32, 639309), (33, 619936), (44, 464952), (48, 426206), (66, 309968), (88, 232476), (96, 213103), (132, 154984), (176, 116238), (264, 77492), (352, 58119), (528, 38746), (1056, 19373)]