15896738

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 29315328

約数和(自身を除く): 13418590

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 121, 143, 163, 242, 286, 326, 341, 403, 682, 806, 1573, 1793, 2119, 3146, 3586, 3751, 4238, 4433, 5053, 7502, 8866, 10106, 19723, 23309, 39446, 46618, 48763, 55583, 65689, 97526, 111166, 131378, 256399, 512798, 611413, 722579, 1222826, 1445158, 7948369, 15896738]

約数ペア:

[(1, 15896738), (2, 7948369), (11, 1445158), (13, 1222826), (22, 722579), (26, 611413), (31, 512798), (62, 256399), (121, 131378), (143, 111166), (163, 97526), (242, 65689), (286, 55583), (326, 48763), (341, 46618), (403, 39446), (682, 23309), (806, 19723), (1573, 10106), (1793, 8866), (2119, 7502), (3146, 5053), (3586, 4433), (3751, 4238)]