20280608

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7121}}^1$

素因数の和:7220

約数の個数: 24

約数和(自身を含む): 40381740

約数和(自身を除く): 20101132

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7121, 14242, 28484, 56968, 113936, 227872, 633769, 1267538, 2535076, 5070152, 10140304, 20280608]

約数ペア:

[(1, 20280608), (2, 10140304), (4, 5070152), (8, 2535076), (16, 1267538), (32, 633769), (89, 227872), (178, 113936), (356, 56968), (712, 28484), (1424, 14242), (2848, 7121)]