18975906

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1097}}^1$

素因数の和:1167

約数の個数: 36

約数和(自身を含む): 42522246

約数和(自身を除く): 23546340

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 961, 1097, 1922, 2194, 2883, 3291, 5766, 6582, 8649, 9873, 17298, 19746, 34007, 68014, 102021, 204042, 306063, 612126, 1054217, 2108434, 3162651, 6325302, 9487953, 18975906]

約数ペア:

[(1, 18975906), (2, 9487953), (3, 6325302), (6, 3162651), (9, 2108434), (18, 1054217), (31, 612126), (62, 306063), (93, 204042), (186, 102021), (279, 68014), (558, 34007), (961, 19746), (1097, 17298), (1922, 9873), (2194, 8649), (2883, 6582), (3291, 5766)]