19896135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9973}}^1$

素因数の和:10007

約数の個数: 32

約数和(自身を含む): 38300160

約数和(自身を除く): 18404025

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9973, 29919, 49865, 69811, 149595, 189487, 209433, 349055, 568461, 947435, 1047165, 1326409, 2842305, 3979227, 6632045, 19896135]

約数ペア:

[(1, 19896135), (3, 6632045), (5, 3979227), (7, 2842305), (15, 1326409), (19, 1047165), (21, 947435), (35, 568461), (57, 349055), (95, 209433), (105, 189487), (133, 149595), (285, 69811), (399, 49865), (665, 29919), (1995, 9973)]