18818448

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 54907200

約数和(自身を除く): 36088752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 33, 44, 48, 58, 66, 87, 88, 116, 132, 174, 176, 232, 264, 319, 348, 464, 528, 638, 696, 957, 1229, 1276, 1392, 1914, 2458, 2552, 3687, 3828, 4916, 5104, 7374, 7656, 9832, 13519, 14748, 15312, 19664, 27038, 29496, 35641, 40557, 54076, 58992, 71282, 81114, 106923, 108152, 142564, 162228, 213846, 216304, 285128, 324456, 392051, 427692, 570256, 648912, 784102, 855384, 1176153, 1568204, 1710768, 2352306, 3136408, 4704612, 6272816, 9409224, 18818448]

約数ペア:

[(1, 18818448), (2, 9409224), (3, 6272816), (4, 4704612), (6, 3136408), (8, 2352306), (11, 1710768), (12, 1568204), (16, 1176153), (22, 855384), (24, 784102), (29, 648912), (33, 570256), (44, 427692), (48, 392051), (58, 324456), (66, 285128), (87, 216304), (88, 213846), (116, 162228), (132, 142564), (174, 108152), (176, 106923), (232, 81114), (264, 71282), (319, 58992), (348, 54076), (464, 40557), (528, 35641), (638, 29496), (696, 27038), (957, 19664), (1229, 15312), (1276, 14748), (1392, 13519), (1914, 9832), (2458, 7656), (2552, 7374), (3687, 5104), (3828, 4916)]