20458608

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4789}}^1$

素因数の和:4889

約数の個数: 40

約数和(自身を含む): 53456400

約数和(自身を除く): 32997792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4789, 9578, 14367, 19156, 28734, 38312, 57468, 76624, 114936, 229872, 426221, 852442, 1278663, 1704884, 2557326, 3409768, 5114652, 6819536, 10229304, 20458608]

約数ペア:

[(1, 20458608), (2, 10229304), (3, 6819536), (4, 5114652), (6, 3409768), (8, 2557326), (12, 1704884), (16, 1278663), (24, 852442), (48, 426221), (89, 229872), (178, 114936), (267, 76624), (356, 57468), (534, 38312), (712, 28734), (1068, 19156), (1424, 14367), (2136, 9578), (4272, 4789)]