20442928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2833}}^1$

素因数の和:2893

約数の個数: 40

約数和(自身を含む): 44278416

約数和(自身を除く): 23835488

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2833, 3608, 5666, 7216, 11332, 22664, 31163, 45328, 62326, 116153, 124652, 232306, 249304, 464612, 498608, 929224, 1277683, 1858448, 2555366, 5110732, 10221464, 20442928]

約数ペア:

[(1, 20442928), (2, 10221464), (4, 5110732), (8, 2555366), (11, 1858448), (16, 1277683), (22, 929224), (41, 498608), (44, 464612), (82, 249304), (88, 232306), (164, 124652), (176, 116153), (328, 62326), (451, 45328), (656, 31163), (902, 22664), (1804, 11332), (2833, 7216), (3608, 5666)]