138295408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{508439}}^1$

素因数の和:508464

約数の個数: 20

約数和(自身を含む): 283709520

約数和(自身を除く): 145414112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 508439, 1016878, 2033756, 4067512, 8135024, 8643463, 17286926, 34573852, 69147704, 138295408]

約数ペア:

[(1, 138295408), (2, 69147704), (4, 34573852), (8, 17286926), (16, 8643463), (17, 8135024), (34, 4067512), (68, 2033756), (136, 1016878), (272, 508439)]