199804988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{39239}}^1$

素因数の和:39329

約数の個数: 24

約数和(自身を含む): 373564800

約数和(自身を除く): 173759812

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 39239, 78478, 156956, 745541, 1491082, 2629013, 2982164, 5258026, 10516052, 49951247, 99902494, 199804988]

約数ペア:

[(1, 199804988), (2, 99902494), (4, 49951247), (19, 10516052), (38, 5258026), (67, 2982164), (76, 2629013), (134, 1491082), (268, 745541), (1273, 156956), (2546, 78478), (5092, 39239)]