18220392

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{701}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 52155090

約数和(自身を除く): 33934698

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 361, 456, 684, 701, 722, 1083, 1368, 1402, 1444, 2103, 2166, 2804, 2888, 3249, 4206, 4332, 5608, 6309, 6498, 8412, 8664, 12618, 12996, 13319, 16824, 25236, 25992, 26638, 39957, 50472, 53276, 79914, 106552, 119871, 159828, 239742, 253061, 319656, 479484, 506122, 759183, 958968, 1012244, 1518366, 2024488, 2277549, 3036732, 4555098, 6073464, 9110196, 18220392]

約数ペア:

[(1, 18220392), (2, 9110196), (3, 6073464), (4, 4555098), (6, 3036732), (8, 2277549), (9, 2024488), (12, 1518366), (18, 1012244), (19, 958968), (24, 759183), (36, 506122), (38, 479484), (57, 319656), (72, 253061), (76, 239742), (114, 159828), (152, 119871), (171, 106552), (228, 79914), (342, 53276), (361, 50472), (456, 39957), (684, 26638), (701, 25992), (722, 25236), (1083, 16824), (1368, 13319), (1402, 12996), (1444, 12618), (2103, 8664), (2166, 8412), (2804, 6498), (2888, 6309), (3249, 5608), (4206, 4332)]