19156685991

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1\times {\mathrm{2003}}^1$

素因数の和:2767

約数の個数: 32

約数和(自身を含む): 26612478720

約数和(自身を除く): 7455792729

約数列:

[1, 3, 29, 87, 211, 521, 633, 1563, 2003, 6009, 6119, 15109, 18357, 45327, 58087, 109931, 174261, 329793, 422633, 1043563, 1267899, 3130689, 3187999, 9563997, 12256357, 30263327, 36769071, 90789981, 220191793, 660575379, 6385561997, 19156685991]

約数ペア:

[(1, 19156685991), (3, 6385561997), (29, 660575379), (87, 220191793), (211, 90789981), (521, 36769071), (633, 30263327), (1563, 12256357), (2003, 9563997), (6009, 3187999), (6119, 3130689), (15109, 1267899), (18357, 1043563), (45327, 422633), (58087, 329793), (109931, 174261)]