20274135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{659}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 16981545

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 293, 659, 879, 1465, 1977, 2051, 3295, 4395, 4613, 6153, 9885, 10255, 13839, 23065, 30765, 69195, 193087, 579261, 965435, 1351609, 2896305, 4054827, 6758045, 20274135]

約数ペア:

[(1, 20274135), (3, 6758045), (5, 4054827), (7, 2896305), (15, 1351609), (21, 965435), (35, 579261), (105, 193087), (293, 69195), (659, 30765), (879, 23065), (1465, 13839), (1977, 10255), (2051, 9885), (3295, 6153), (4395, 4613)]