20087168

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{1129}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 40341000

約数和(自身を除く): 20253832

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1112, 1129, 2224, 2258, 4448, 4516, 8896, 9032, 17792, 18064, 36128, 72256, 144512, 156931, 313862, 627724, 1255448, 2510896, 5021792, 10043584, 20087168]

約数ペア:

[(1, 20087168), (2, 10043584), (4, 5021792), (8, 2510896), (16, 1255448), (32, 627724), (64, 313862), (128, 156931), (139, 144512), (278, 72256), (556, 36128), (1112, 18064), (1129, 17792), (2224, 9032), (2258, 8896), (4448, 4516)]