18393584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2609

約数の個数: 40

約数和(自身を含む): 39841200

約数和(自身を除く): 21447616

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2549, 3608, 5098, 7216, 10196, 20392, 28039, 40784, 56078, 104509, 112156, 209018, 224312, 418036, 448624, 836072, 1149599, 1672144, 2299198, 4598396, 9196792, 18393584]

約数ペア:

[(1, 18393584), (2, 9196792), (4, 4598396), (8, 2299198), (11, 1672144), (16, 1149599), (22, 836072), (41, 448624), (44, 418036), (82, 224312), (88, 209018), (164, 112156), (176, 104509), (328, 56078), (451, 40784), (656, 28039), (902, 20392), (1804, 10196), (2549, 7216), (3608, 5098)]