19799218905

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{39199}}^1$

素因数の和:39581

約数の個数: 32

約数和(自身を含む): 32032358400

約数和(自身を除く): 12233139495

約数列:

[1, 3, 5, 15, 151, 223, 453, 669, 755, 1115, 2265, 3345, 33673, 39199, 101019, 117597, 168365, 195995, 505095, 587985, 5919049, 8741377, 17757147, 26224131, 29595245, 43706885, 88785735, 131120655, 1319947927, 3959843781, 6599739635, 19799218905]

約数ペア:

[(1, 19799218905), (3, 6599739635), (5, 3959843781), (15, 1319947927), (151, 131120655), (223, 88785735), (453, 43706885), (669, 29595245), (755, 26224131), (1115, 17757147), (2265, 8741377), (3345, 5919049), (33673, 587985), (39199, 505095), (101019, 195995), (117597, 168365)]