20148789861

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{727577}}^1$

素因数の和:727781

約数の個数: 24

約数和(自身を含む): 30986091864

約数和(自身を除く): 10837302003

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 1629, 3077, 9231, 27693, 727577, 2182731, 6548193, 12368809, 37106427, 111319281, 131691437, 395074311, 1185222933, 2238754429, 6716263287, 20148789861]

約数ペア:

[(1, 20148789861), (3, 6716263287), (9, 2238754429), (17, 1185222933), (51, 395074311), (153, 131691437), (181, 111319281), (543, 37106427), (1629, 12368809), (3077, 6548193), (9231, 2182731), (27693, 727577)]