1900672708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{1997}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 3684248064

約数和(自身を除く): 1783575356

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 223, 388, 446, 892, 1067, 1997, 2134, 2453, 3994, 4268, 4906, 7988, 9812, 21631, 21967, 43262, 43934, 86524, 87868, 193709, 237941, 387418, 445331, 475882, 774836, 890662, 951764, 1781324, 2130799, 4261598, 4898641, 8523196, 9797282, 19594564, 43197107, 86394214, 172788428, 475168177, 950336354, 1900672708]

約数ペア:

[(1, 1900672708), (2, 950336354), (4, 475168177), (11, 172788428), (22, 86394214), (44, 43197107), (97, 19594564), (194, 9797282), (223, 8523196), (388, 4898641), (446, 4261598), (892, 2130799), (1067, 1781324), (1997, 951764), (2134, 890662), (2453, 774836), (3994, 475882), (4268, 445331), (4906, 387418), (7988, 237941), (9812, 193709), (21631, 87868), (21967, 86524), (43262, 43934)]