18495018

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 24748182

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 82, 114, 123, 171, 246, 342, 369, 738, 779, 1319, 1558, 2337, 2638, 3957, 4674, 7011, 7914, 11871, 14022, 23742, 25061, 50122, 54079, 75183, 108158, 150366, 162237, 225549, 324474, 451098, 486711, 973422, 1027501, 2055002, 3082503, 6165006, 9247509, 18495018]

約数ペア:

[(1, 18495018), (2, 9247509), (3, 6165006), (6, 3082503), (9, 2055002), (18, 1027501), (19, 973422), (38, 486711), (41, 451098), (57, 324474), (82, 225549), (114, 162237), (123, 150366), (171, 108158), (246, 75183), (342, 54079), (369, 50122), (738, 25061), (779, 23742), (1319, 14022), (1558, 11871), (2337, 7914), (2638, 7011), (3957, 4674)]