20172096861

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{406507}}^1$

素因数の和:406673

約数の個数: 32

約数和(自身を含む): 32780805120

約数和(自身を除く): 12608708259

約数列:

[1, 3, 7, 17, 21, 51, 119, 139, 357, 417, 973, 2363, 2919, 7089, 16541, 49623, 406507, 1219521, 2845549, 6910619, 8536647, 20731857, 48374333, 56504473, 145122999, 169513419, 395531311, 960576041, 1186593933, 2881728123, 6724032287, 20172096861]

約数ペア:

[(1, 20172096861), (3, 6724032287), (7, 2881728123), (17, 1186593933), (21, 960576041), (51, 395531311), (119, 169513419), (139, 145122999), (357, 56504473), (417, 48374333), (973, 20731857), (2363, 8536647), (2919, 6910619), (7089, 2845549), (16541, 1219521), (49623, 406507)]