1925781616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 4129735680

約数和(自身を除く): 2203954064

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 223, 278, 353, 446, 556, 706, 892, 1112, 1412, 1529, 1784, 2224, 2453, 2824, 3058, 3568, 3883, 4906, 5648, 6116, 7766, 9812, 12232, 15532, 19624, 24464, 30997, 31064, 39248, 49067, 61994, 62128, 78719, 98134, 123988, 157438, 196268, 247976, 314876, 340967, 392536, 495952, 539737, 629752, 681934, 785072, 865909, 1079474, 1259504, 1363868, 1731818, 2158948, 2727736, 3463636, 4317896, 5455472, 6927272, 8635792, 10941941, 13854544, 21883882, 43767764, 87535528, 120361351, 175071056, 240722702, 481445404, 962890808, 1925781616]

約数ペア:

[(1, 1925781616), (2, 962890808), (4, 481445404), (8, 240722702), (11, 175071056), (16, 120361351), (22, 87535528), (44, 43767764), (88, 21883882), (139, 13854544), (176, 10941941), (223, 8635792), (278, 6927272), (353, 5455472), (446, 4317896), (556, 3463636), (706, 2727736), (892, 2158948), (1112, 1731818), (1412, 1363868), (1529, 1259504), (1784, 1079474), (2224, 865909), (2453, 785072), (2824, 681934), (3058, 629752), (3568, 539737), (3883, 495952), (4906, 392536), (5648, 340967), (6116, 314876), (7766, 247976), (9812, 196268), (12232, 157438), (15532, 123988), (19624, 98134), (24464, 78719), (30997, 62128), (31064, 61994), (39248, 49067)]