1990202956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{13907}}^1$

素因数の和:14206

約数の個数: 48

約数和(自身を含む): 4205779200

約数和(自身を除く): 2215576244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 269, 532, 538, 1076, 1883, 3766, 5111, 7532, 10222, 13907, 20444, 27814, 35777, 55628, 71554, 97349, 143108, 194698, 264233, 389396, 528466, 1056932, 1849631, 3699262, 3740983, 7398524, 7481966, 14963932, 26186881, 52373762, 71078677, 104747524, 142157354, 284314708, 497550739, 995101478, 1990202956]

約数ペア:

[(1, 1990202956), (2, 995101478), (4, 497550739), (7, 284314708), (14, 142157354), (19, 104747524), (28, 71078677), (38, 52373762), (76, 26186881), (133, 14963932), (266, 7481966), (269, 7398524), (532, 3740983), (538, 3699262), (1076, 1849631), (1883, 1056932), (3766, 528466), (5111, 389396), (7532, 264233), (10222, 194698), (13907, 143108), (20444, 97349), (27814, 71554), (35777, 55628)]