20243789995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{21433}}^1$

素因数の和:22783

約数の個数: 32

約数和(自身を含む): 28562433984

約数和(自身を除く): 8318643989

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1321, 6605, 14531, 17173, 21433, 72655, 85865, 107165, 188903, 235763, 278629, 944515, 1178815, 1393145, 3064919, 15324595, 28312993, 141564965, 311442923, 368068909, 1557214615, 1840344545, 4048757999, 20243789995]

約数ペア:

[(1, 20243789995), (5, 4048757999), (11, 1840344545), (13, 1557214615), (55, 368068909), (65, 311442923), (143, 141564965), (715, 28312993), (1321, 15324595), (6605, 3064919), (14531, 1393145), (17173, 1178815), (21433, 944515), (72655, 278629), (85865, 235763), (107165, 188903)]