15398968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7793}}^1$

素因数の和:7831

約数の個数: 32

約数和(自身を含む): 32734800

約数和(自身を除く): 17335832

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 7793, 15586, 31172, 62344, 101309, 148067, 202618, 296134, 405236, 592268, 810472, 1184536, 1924871, 3849742, 7699484, 15398968]

約数ペア:

[(1, 15398968), (2, 7699484), (4, 3849742), (8, 1924871), (13, 1184536), (19, 810472), (26, 592268), (38, 405236), (52, 296134), (76, 202618), (104, 148067), (152, 101309), (247, 62344), (494, 31172), (988, 15586), (1976, 7793)]