18513136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2347}}^1$

素因数の和:2401

約数の個数: 40

約数和(自身を含む): 39305520

約数和(自身を除く): 20792384

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2347, 3944, 4694, 7888, 9388, 18776, 37552, 39899, 68063, 79798, 136126, 159596, 272252, 319192, 544504, 638384, 1089008, 1157071, 2314142, 4628284, 9256568, 18513136]

約数ペア:

[(1, 18513136), (2, 9256568), (4, 4628284), (8, 2314142), (16, 1157071), (17, 1089008), (29, 638384), (34, 544504), (58, 319192), (68, 272252), (116, 159596), (136, 136126), (232, 79798), (272, 68063), (464, 39899), (493, 37552), (986, 18776), (1972, 9388), (2347, 7888), (3944, 4694)]