20460672

素因数分解:

$2^7\times 3^2\times {\mathrm{17761}}^1$

素因数の和:17781

約数の個数: 48

約数和(自身を含む): 58881030

約数和(自身を除く): 38420358

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17761, 35522, 53283, 71044, 106566, 142088, 159849, 213132, 284176, 319698, 426264, 568352, 639396, 852528, 1136704, 1278792, 1705056, 2273408, 2557584, 3410112, 5115168, 6820224, 10230336, 20460672]

約数ペア:

[(1, 20460672), (2, 10230336), (3, 6820224), (4, 5115168), (6, 3410112), (8, 2557584), (9, 2273408), (12, 1705056), (16, 1278792), (18, 1136704), (24, 852528), (32, 639396), (36, 568352), (48, 426264), (64, 319698), (72, 284176), (96, 213132), (128, 159849), (144, 142088), (192, 106566), (288, 71044), (384, 53283), (576, 35522), (1152, 17761)]