22020988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 43819776

約数和(自身を除く): 21798788

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 103, 113, 172, 206, 226, 412, 452, 473, 946, 1133, 1243, 1892, 2266, 2486, 4429, 4532, 4859, 4972, 8858, 9718, 11639, 17716, 19436, 23278, 46556, 48719, 53449, 97438, 106898, 128029, 194876, 213796, 256058, 500477, 512116, 1000954, 2001908, 5505247, 11010494, 22020988]

約数ペア:

[(1, 22020988), (2, 11010494), (4, 5505247), (11, 2001908), (22, 1000954), (43, 512116), (44, 500477), (86, 256058), (103, 213796), (113, 194876), (172, 128029), (206, 106898), (226, 97438), (412, 53449), (452, 48719), (473, 46556), (946, 23278), (1133, 19436), (1243, 17716), (1892, 11639), (2266, 9718), (2486, 8858), (4429, 4972), (4532, 4859)]