198187312

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{89113}}^1$

素因数の和:89260

約数の個数: 20

約数和(自身を含む): 386754760

約数和(自身を除く): 188567448

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 89113, 178226, 356452, 712904, 1425808, 12386707, 24773414, 49546828, 99093656, 198187312]

約数ペア:

[(1, 198187312), (2, 99093656), (4, 49546828), (8, 24773414), (16, 12386707), (139, 1425808), (278, 712904), (556, 356452), (1112, 178226), (2224, 89113)]