18146888

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 37134720

約数和(自身を除く): 18987832

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 167, 188, 289, 334, 376, 578, 668, 799, 1156, 1336, 1598, 2312, 2839, 3196, 5678, 6392, 7849, 11356, 13583, 15698, 22712, 27166, 31396, 48263, 54332, 62792, 96526, 108664, 133433, 193052, 266866, 386104, 533732, 1067464, 2268361, 4536722, 9073444, 18146888]

約数ペア:

[(1, 18146888), (2, 9073444), (4, 4536722), (8, 2268361), (17, 1067464), (34, 533732), (47, 386104), (68, 266866), (94, 193052), (136, 133433), (167, 108664), (188, 96526), (289, 62792), (334, 54332), (376, 48263), (578, 31396), (668, 27166), (799, 22712), (1156, 15698), (1336, 13583), (1598, 11356), (2312, 7849), (2839, 6392), (3196, 5678)]