1239376

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1170

約数の個数: 20

約数和(自身を含む): 2437344

約数和(自身を除く): 1197968

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1091, 1136, 2182, 4364, 8728, 17456, 77461, 154922, 309844, 619688, 1239376]

約数ペア:

[(1, 1239376), (2, 619688), (4, 309844), (8, 154922), (16, 77461), (71, 17456), (142, 8728), (284, 4364), (568, 2182), (1091, 1136)]