19033305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 32541696

約数和(自身を除く): 13508391

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1283, 2967, 3849, 4945, 6415, 14835, 19245, 29509, 55169, 88527, 147545, 165507, 275845, 442635, 827535, 1268887, 3806661, 6344435, 19033305]

約数ペア:

[(1, 19033305), (3, 6344435), (5, 3806661), (15, 1268887), (23, 827535), (43, 442635), (69, 275845), (115, 165507), (129, 147545), (215, 88527), (345, 55169), (645, 29509), (989, 19245), (1283, 14835), (2967, 6415), (3849, 4945)]