19850403

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6121}}^1$

素因数の和:6194

約数の個数: 16

約数和(自身を含む): 28210176

約数和(自身を除く): 8359773

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 6121, 18363, 140783, 287687, 422349, 863061, 6616801, 19850403]

約数ペア:

[(1, 19850403), (3, 6616801), (23, 863061), (47, 422349), (69, 287687), (141, 140783), (1081, 18363), (3243, 6121)]