20199442887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{65371}}^1$

素因数の和:65548

約数の個数: 48

約数和(自身を含む): 33313571200

約数和(自身を除く): 13114128313

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 139, 171, 247, 417, 741, 1251, 1807, 2223, 2641, 5421, 7923, 16263, 23769, 34333, 65371, 102999, 196113, 308997, 588339, 849823, 1242049, 2549469, 3726147, 7648407, 9086569, 11178441, 16146637, 27259707, 48439911, 81779121, 118125397, 145319733, 172644811, 354376191, 517934433, 1063128573, 1553803299, 2244382543, 6733147629, 20199442887]

約数ペア:

[(1, 20199442887), (3, 6733147629), (9, 2244382543), (13, 1553803299), (19, 1063128573), (39, 517934433), (57, 354376191), (117, 172644811), (139, 145319733), (171, 118125397), (247, 81779121), (417, 48439911), (741, 27259707), (1251, 16146637), (1807, 11178441), (2223, 9086569), (2641, 7648407), (5421, 3726147), (7923, 2549469), (16263, 1242049), (23769, 849823), (34333, 588339), (65371, 308997), (102999, 196113)]