20171728112

素因数分解:

$2^4\times {\mathrm{2777}}^1\times {\mathrm{453991}}^1$

素因数の和:456776

約数の個数: 20

約数和(自身を含む): 39096883056

約数和(自身を除く): 18925154944

約数列:

[1, 2, 4, 8, 16, 2777, 5554, 11108, 22216, 44432, 453991, 907982, 1815964, 3631928, 7263856, 1260733007, 2521466014, 5042932028, 10085864056, 20171728112]

約数ペア:

[(1, 20171728112), (2, 10085864056), (4, 5042932028), (8, 2521466014), (16, 1260733007), (2777, 7263856), (5554, 3631928), (11108, 1815964), (22216, 907982), (44432, 453991)]