20544966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4621}}^1$

素因数の和:4661

約数の個数: 48

約数和(自身を含む): 50472240

約数和(自身を除く): 29927274

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4621, 9242, 13863, 27726, 41589, 60073, 83178, 87799, 120146, 175598, 180219, 263397, 360438, 526794, 540657, 790191, 1081314, 1141387, 1580382, 2282774, 3424161, 6848322, 10272483, 20544966]

約数ペア:

[(1, 20544966), (2, 10272483), (3, 6848322), (6, 3424161), (9, 2282774), (13, 1580382), (18, 1141387), (19, 1081314), (26, 790191), (38, 540657), (39, 526794), (57, 360438), (78, 263397), (114, 180219), (117, 175598), (171, 120146), (234, 87799), (247, 83178), (342, 60073), (494, 41589), (741, 27726), (1482, 13863), (2223, 9242), (4446, 4621)]