18201424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1183

約数の個数: 40

約数和(自身を含む): 37986408

約数和(自身を除く): 19784984

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1097, 2074, 2194, 4148, 4388, 8296, 8776, 16592, 17552, 18649, 37298, 66917, 74596, 133834, 149192, 267668, 298384, 535336, 1070672, 1137589, 2275178, 4550356, 9100712, 18201424]

約数ペア:

[(1, 18201424), (2, 9100712), (4, 4550356), (8, 2275178), (16, 1137589), (17, 1070672), (34, 535336), (61, 298384), (68, 267668), (122, 149192), (136, 133834), (244, 74596), (272, 66917), (488, 37298), (976, 18649), (1037, 17552), (1097, 16592), (2074, 8776), (2194, 8296), (4148, 4388)]