18408214

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 32654160

約数和(自身を除く): 14245946

約数列:

[1, 2, 11, 22, 29, 43, 58, 61, 86, 121, 122, 242, 319, 473, 638, 671, 946, 1247, 1342, 1769, 2494, 2623, 3509, 3538, 5203, 5246, 7018, 7381, 10406, 13717, 14762, 19459, 27434, 28853, 38918, 57706, 76067, 150887, 152134, 214049, 301774, 317383, 428098, 634766, 836737, 1673474, 9204107, 18408214]

約数ペア:

[(1, 18408214), (2, 9204107), (11, 1673474), (22, 836737), (29, 634766), (43, 428098), (58, 317383), (61, 301774), (86, 214049), (121, 152134), (122, 150887), (242, 76067), (319, 57706), (473, 38918), (638, 28853), (671, 27434), (946, 19459), (1247, 14762), (1342, 13717), (1769, 10406), (2494, 7381), (2623, 7018), (3509, 5246), (3538, 5203)]