19178510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 37461312

約数和(自身を除く): 18282802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 977, 1510, 1954, 1963, 3926, 4885, 9770, 9815, 12701, 19630, 25402, 63505, 127010, 147527, 295054, 737635, 1475270, 1917851, 3835702, 9589255, 19178510]

約数ペア:

[(1, 19178510), (2, 9589255), (5, 3835702), (10, 1917851), (13, 1475270), (26, 737635), (65, 295054), (130, 147527), (151, 127010), (302, 63505), (755, 25402), (977, 19630), (1510, 12701), (1954, 9815), (1963, 9770), (3926, 4885)]