18563944

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 25759256

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 29, 46, 49, 56, 58, 71, 92, 98, 116, 142, 161, 184, 196, 203, 232, 284, 322, 392, 406, 497, 568, 644, 667, 812, 994, 1127, 1288, 1334, 1421, 1624, 1633, 1988, 2059, 2254, 2668, 2842, 3266, 3479, 3976, 4118, 4508, 4669, 5336, 5684, 6532, 6958, 8236, 9016, 9338, 11368, 11431, 13064, 13916, 14413, 16472, 18676, 22862, 27832, 28826, 32683, 37352, 45724, 47357, 57652, 65366, 80017, 91448, 94714, 100891, 115304, 130732, 160034, 189428, 201782, 261464, 320068, 331499, 378856, 403564, 640136, 662998, 807128, 1325996, 2320493, 2651992, 4640986, 9281972, 18563944]

約数ペア:

[(1, 18563944), (2, 9281972), (4, 4640986), (7, 2651992), (8, 2320493), (14, 1325996), (23, 807128), (28, 662998), (29, 640136), (46, 403564), (49, 378856), (56, 331499), (58, 320068), (71, 261464), (92, 201782), (98, 189428), (116, 160034), (142, 130732), (161, 115304), (184, 100891), (196, 94714), (203, 91448), (232, 80017), (284, 65366), (322, 57652), (392, 47357), (406, 45724), (497, 37352), (568, 32683), (644, 28826), (667, 27832), (812, 22862), (994, 18676), (1127, 16472), (1288, 14413), (1334, 13916), (1421, 13064), (1624, 11431), (1633, 11368), (1988, 9338), (2059, 9016), (2254, 8236), (2668, 6958), (2842, 6532), (3266, 5684), (3479, 5336), (3976, 4669), (4118, 4508)]