18660224

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 42044400

約数和(自身を除く): 23384176

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 319, 352, 457, 464, 638, 704, 914, 928, 1276, 1408, 1828, 1856, 2552, 3656, 3712, 5027, 5104, 7312, 10054, 10208, 13253, 14624, 20108, 20416, 26506, 29248, 40216, 40832, 53012, 58496, 80432, 106024, 145783, 160864, 212048, 291566, 321728, 424096, 583132, 643456, 848192, 1166264, 1696384, 2332528, 4665056, 9330112, 18660224]

約数ペア:

[(1, 18660224), (2, 9330112), (4, 4665056), (8, 2332528), (11, 1696384), (16, 1166264), (22, 848192), (29, 643456), (32, 583132), (44, 424096), (58, 321728), (64, 291566), (88, 212048), (116, 160864), (128, 145783), (176, 106024), (232, 80432), (319, 58496), (352, 53012), (457, 40832), (464, 40216), (638, 29248), (704, 26506), (914, 20416), (928, 20108), (1276, 14624), (1408, 13253), (1828, 10208), (1856, 10054), (2552, 7312), (3656, 5104), (3712, 5027)]