1903704772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2957}}^1$

素因数の和:3220

約数の個数: 48

約数和(自身を含む): 3607813440

約数和(自身を除く): 1704108668

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 197, 394, 788, 817, 1634, 2957, 3268, 3743, 5914, 7486, 8471, 11828, 14972, 16942, 33884, 56183, 112366, 127151, 160949, 224732, 254302, 321898, 508604, 582529, 643796, 1165058, 2330116, 2415869, 4831738, 9663476, 11068051, 22136102, 25048747, 44272204, 50097494, 100194988, 475926193, 951852386, 1903704772]

約数ペア:

[(1, 1903704772), (2, 951852386), (4, 475926193), (19, 100194988), (38, 50097494), (43, 44272204), (76, 25048747), (86, 22136102), (172, 11068051), (197, 9663476), (394, 4831738), (788, 2415869), (817, 2330116), (1634, 1165058), (2957, 643796), (3268, 582529), (3743, 508604), (5914, 321898), (7486, 254302), (8471, 224732), (11828, 160949), (14972, 127151), (16942, 112366), (33884, 56183)]