19380195

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1613}}^1$

素因数の和:1716

約数の個数: 32

約数和(自身を含む): 34862400

約数和(自身を除く): 15482205

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 1613, 2403, 4005, 4839, 8065, 12015, 14517, 24195, 43551, 72585, 143557, 217755, 430671, 717785, 1292013, 2153355, 3876039, 6460065, 19380195]

約数ペア:

[(1, 19380195), (3, 6460065), (5, 3876039), (9, 2153355), (15, 1292013), (27, 717785), (45, 430671), (89, 217755), (135, 143557), (267, 72585), (445, 43551), (801, 24195), (1335, 14517), (1613, 12015), (2403, 8065), (4005, 4839)]