203231344

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{91381}}^1$

素因数の和:91528

約数の個数: 20

約数和(自身を含む): 396597880

約数和(自身を除く): 193366536

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 91381, 182762, 365524, 731048, 1462096, 12701959, 25403918, 50807836, 101615672, 203231344]

約数ペア:

[(1, 203231344), (2, 101615672), (4, 50807836), (8, 25403918), (16, 12701959), (139, 1462096), (278, 731048), (556, 365524), (1112, 182762), (2224, 91381)]