20844764

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 37793280

約数和(自身を除く): 16948516

約数列:

[1, 2, 4, 37, 74, 127, 148, 254, 508, 1109, 2218, 4436, 4699, 9398, 18796, 41033, 82066, 140843, 164132, 281686, 563372, 5211191, 10422382, 20844764]

約数ペア:

[(1, 20844764), (2, 10422382), (4, 5211191), (37, 563372), (74, 281686), (127, 164132), (148, 140843), (254, 82066), (508, 41033), (1109, 18796), (2218, 9398), (4436, 4699)]