20706016

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20873}}^1$

素因数の和:20914

約数の個数: 24

約数和(自身を含む): 42081984

約数和(自身を除く): 21375968

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20873, 41746, 83492, 166984, 333968, 647063, 667936, 1294126, 2588252, 5176504, 10353008, 20706016]

約数ペア:

[(1, 20706016), (2, 10353008), (4, 5176504), (8, 2588252), (16, 1294126), (31, 667936), (32, 647063), (62, 333968), (124, 166984), (248, 83492), (496, 41746), (992, 20873)]