18841968

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{5689}}^1$

素因数の和:5726

約数の個数: 60

約数和(自身を含む): 55033680

約数和(自身を除く): 36191712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 5689, 11378, 17067, 22756, 34134, 45512, 51201, 68268, 91024, 102402, 130847, 136536, 204804, 261694, 273072, 392541, 409608, 523388, 785082, 819216, 1046776, 1177623, 1570164, 2093552, 2355246, 3140328, 4710492, 6280656, 9420984, 18841968]

約数ペア:

[(1, 18841968), (2, 9420984), (3, 6280656), (4, 4710492), (6, 3140328), (8, 2355246), (9, 2093552), (12, 1570164), (16, 1177623), (18, 1046776), (23, 819216), (24, 785082), (36, 523388), (46, 409608), (48, 392541), (69, 273072), (72, 261694), (92, 204804), (138, 136536), (144, 130847), (184, 102402), (207, 91024), (276, 68268), (368, 51201), (414, 45512), (552, 34134), (828, 22756), (1104, 17067), (1656, 11378), (3312, 5689)]