19204155

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7487}}^1$

素因数の和:7520

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 16738245

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7487, 22461, 37435, 67383, 112305, 142253, 202149, 336915, 426759, 711265, 1010745, 1280277, 2133795, 3840831, 6401385, 19204155]

約数ペア:

[(1, 19204155), (3, 6401385), (5, 3840831), (9, 2133795), (15, 1280277), (19, 1010745), (27, 711265), (45, 426759), (57, 336915), (95, 202149), (135, 142253), (171, 112305), (285, 67383), (513, 37435), (855, 22461), (2565, 7487)]