18251343

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 31349760

約数和(自身を除く): 13098417

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 313, 341, 589, 627, 939, 1023, 1767, 1881, 2817, 3069, 3443, 5301, 5947, 6479, 9703, 10329, 17841, 19437, 29109, 30987, 53523, 58311, 65417, 87327, 106733, 184357, 196251, 320199, 553071, 588753, 960597, 1659213, 2027927, 6083781, 18251343]

約数ペア:

[(1, 18251343), (3, 6083781), (9, 2027927), (11, 1659213), (19, 960597), (31, 588753), (33, 553071), (57, 320199), (93, 196251), (99, 184357), (171, 106733), (209, 87327), (279, 65417), (313, 58311), (341, 53523), (589, 30987), (627, 29109), (939, 19437), (1023, 17841), (1767, 10329), (1881, 9703), (2817, 6479), (3069, 5947), (3443, 5301)]