1238866448

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1155659}}^1$

素因数の和:1155734

約数の個数: 20

約数和(自身を含む): 2436131280

約数和(自身を除く): 1197264832

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1155659, 2311318, 4622636, 9245272, 18490544, 77429153, 154858306, 309716612, 619433224, 1238866448]

約数ペア:

[(1, 1238866448), (2, 619433224), (4, 309716612), (8, 154858306), (16, 77429153), (67, 18490544), (134, 9245272), (268, 4622636), (536, 2311318), (1072, 1155659)]