17986044

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 25478916

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 139, 164, 246, 263, 278, 417, 492, 526, 556, 789, 834, 1052, 1578, 1668, 3156, 5699, 10783, 11398, 17097, 21566, 22796, 32349, 34194, 36557, 43132, 64698, 68388, 73114, 109671, 129396, 146228, 219342, 438684, 1498837, 2997674, 4496511, 5995348, 8993022, 17986044]

約数ペア:

[(1, 17986044), (2, 8993022), (3, 5995348), (4, 4496511), (6, 2997674), (12, 1498837), (41, 438684), (82, 219342), (123, 146228), (139, 129396), (164, 109671), (246, 73114), (263, 68388), (278, 64698), (417, 43132), (492, 36557), (526, 34194), (556, 32349), (789, 22796), (834, 21566), (1052, 17097), (1578, 11398), (1668, 10783), (3156, 5699)]