218361816

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131861}}^1$

素因数の和:131896

約数の個数: 48

約数和(自身を含む): 617114160

約数和(自身を除く): 398752344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 131861, 263722, 395583, 527444, 791166, 1054888, 1186749, 1582332, 2373498, 3032803, 3164664, 4746996, 6065606, 9098409, 9493992, 12131212, 18196818, 24262424, 27295227, 36393636, 54590454, 72787272, 109180908, 218361816]

約数ペア:

[(1, 218361816), (2, 109180908), (3, 72787272), (4, 54590454), (6, 36393636), (8, 27295227), (9, 24262424), (12, 18196818), (18, 12131212), (23, 9493992), (24, 9098409), (36, 6065606), (46, 4746996), (69, 3164664), (72, 3032803), (92, 2373498), (138, 1582332), (184, 1186749), (207, 1054888), (276, 791166), (414, 527444), (552, 395583), (828, 263722), (1656, 131861)]