22151408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{81439}}^1$

素因数の和:81464

約数の個数: 20

約数和(自身を含む): 45443520

約数和(自身を除く): 23292112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 81439, 162878, 325756, 651512, 1303024, 1384463, 2768926, 5537852, 11075704, 22151408]

約数ペア:

[(1, 22151408), (2, 11075704), (4, 5537852), (8, 2768926), (16, 1384463), (17, 1303024), (34, 651512), (68, 325756), (136, 162878), (272, 81439)]