19850883

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 10792317

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 379, 663, 1027, 1137, 1343, 3081, 4029, 4927, 6443, 14781, 17459, 19329, 29941, 52377, 83759, 89823, 251277, 389233, 508997, 1167699, 1526991, 6616961, 19850883]

約数ペア:

[(1, 19850883), (3, 6616961), (13, 1526991), (17, 1167699), (39, 508997), (51, 389233), (79, 251277), (221, 89823), (237, 83759), (379, 52377), (663, 29941), (1027, 19329), (1137, 17459), (1343, 14781), (3081, 6443), (4029, 4927)]