19204725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{13477}}^1$

素因数の和:13509

約数の個数: 24

約数和(自身を含む): 33425440

約数和(自身を除く): 14220715

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 13477, 40431, 67385, 202155, 256063, 336925, 768189, 1010775, 1280315, 3840945, 6401575, 19204725]

約数ペア:

[(1, 19204725), (3, 6401575), (5, 3840945), (15, 1280315), (19, 1010775), (25, 768189), (57, 336925), (75, 256063), (95, 202155), (285, 67385), (475, 40431), (1425, 13477)]