20847798

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1429

約数の個数: 48

約数和(自身を含む): 48443616

約数和(自身を除く): 27595818

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 111, 138, 207, 222, 333, 414, 666, 851, 1361, 1702, 2553, 2722, 4083, 5106, 7659, 8166, 12249, 15318, 24498, 31303, 50357, 62606, 93909, 100714, 151071, 187818, 281727, 302142, 453213, 563454, 906426, 1158211, 2316422, 3474633, 6949266, 10423899, 20847798]

約数ペア:

[(1, 20847798), (2, 10423899), (3, 6949266), (6, 3474633), (9, 2316422), (18, 1158211), (23, 906426), (37, 563454), (46, 453213), (69, 302142), (74, 281727), (111, 187818), (138, 151071), (207, 100714), (222, 93909), (333, 62606), (414, 50357), (666, 31303), (851, 24498), (1361, 15318), (1702, 12249), (2553, 8166), (2722, 7659), (4083, 5106)]