20494476

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9649}}^1$

素因数の和:9718

約数の個数: 36

約数和(自身を含む): 52689000

約数和(自身を除く): 32194524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 9649, 19298, 28947, 38596, 57894, 86841, 115788, 173682, 347364, 569291, 1138582, 1707873, 2277164, 3415746, 5123619, 6831492, 10247238, 20494476]

約数ペア:

[(1, 20494476), (2, 10247238), (3, 6831492), (4, 5123619), (6, 3415746), (9, 2277164), (12, 1707873), (18, 1138582), (36, 569291), (59, 347364), (118, 173682), (177, 115788), (236, 86841), (354, 57894), (531, 38596), (708, 28947), (1062, 19298), (2124, 9649)]