15858236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 30965760

約数和(自身を除く): 15107524

約数列:

[1, 2, 4, 19, 31, 38, 53, 62, 76, 106, 124, 127, 212, 254, 508, 589, 1007, 1178, 1643, 2014, 2356, 2413, 3286, 3937, 4028, 4826, 6572, 6731, 7874, 9652, 13462, 15748, 26924, 31217, 62434, 74803, 124868, 127889, 149606, 208661, 255778, 299212, 417322, 511556, 834644, 3964559, 7929118, 15858236]

約数ペア:

[(1, 15858236), (2, 7929118), (4, 3964559), (19, 834644), (31, 511556), (38, 417322), (53, 299212), (62, 255778), (76, 208661), (106, 149606), (124, 127889), (127, 124868), (212, 74803), (254, 62434), (508, 31217), (589, 26924), (1007, 15748), (1178, 13462), (1643, 9652), (2014, 7874), (2356, 6731), (2413, 6572), (3286, 4826), (3937, 4028)]