25881614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 18026866

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 251, 473, 502, 946, 1199, 2398, 2761, 4687, 5522, 9374, 10793, 21586, 27359, 51557, 54718, 103114, 118723, 237446, 300949, 601898, 1176437, 2352874, 12940807, 25881614]

約数ペア:

[(1, 25881614), (2, 12940807), (11, 2352874), (22, 1176437), (43, 601898), (86, 300949), (109, 237446), (218, 118723), (251, 103114), (473, 54718), (502, 51557), (946, 27359), (1199, 21586), (2398, 10793), (2761, 9374), (4687, 5522)]