20888424

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7841}}^1$

素因数の和:7890

約数の個数: 48

約数和(自身を含む): 58109220

約数和(自身を除く): 37220796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7841, 15682, 23523, 31364, 47046, 62728, 70569, 94092, 141138, 188184, 282276, 290117, 564552, 580234, 870351, 1160468, 1740702, 2320936, 2611053, 3481404, 5222106, 6962808, 10444212, 20888424]

約数ペア:

[(1, 20888424), (2, 10444212), (3, 6962808), (4, 5222106), (6, 3481404), (8, 2611053), (9, 2320936), (12, 1740702), (18, 1160468), (24, 870351), (36, 580234), (37, 564552), (72, 290117), (74, 282276), (111, 188184), (148, 141138), (222, 94092), (296, 70569), (333, 62728), (444, 47046), (666, 31364), (888, 23523), (1332, 15682), (2664, 7841)]