20442474

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 48048000

約数和(自身を除く): 27605526

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 199, 234, 398, 439, 597, 878, 1194, 1317, 1791, 2587, 2634, 3582, 3951, 5174, 5707, 7761, 7902, 11414, 15522, 17121, 23283, 34242, 46566, 51363, 87361, 102726, 174722, 262083, 524166, 786249, 1135693, 1572498, 2271386, 3407079, 6814158, 10221237, 20442474]

約数ペア:

[(1, 20442474), (2, 10221237), (3, 6814158), (6, 3407079), (9, 2271386), (13, 1572498), (18, 1135693), (26, 786249), (39, 524166), (78, 262083), (117, 174722), (199, 102726), (234, 87361), (398, 51363), (439, 46566), (597, 34242), (878, 23283), (1194, 17121), (1317, 15522), (1791, 11414), (2587, 7902), (2634, 7761), (3582, 5707), (3951, 5174)]