28621744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{105227}}^1$

素因数の和:105252

約数の個数: 20

約数和(自身を含む): 58717224

約数和(自身を除く): 30095480

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 105227, 210454, 420908, 841816, 1683632, 1788859, 3577718, 7155436, 14310872, 28621744]

約数ペア:

[(1, 28621744), (2, 14310872), (4, 7155436), (8, 3577718), (16, 1788859), (17, 1683632), (34, 841816), (68, 420908), (136, 210454), (272, 105227)]