20443395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1723}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 37734912

約数和(自身を除く): 17291517

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 113, 339, 565, 791, 1695, 1723, 2373, 3955, 5169, 8615, 11865, 12061, 25845, 36183, 60305, 180915, 194699, 584097, 973495, 1362893, 2920485, 4088679, 6814465, 20443395]

約数ペア:

[(1, 20443395), (3, 6814465), (5, 4088679), (7, 2920485), (15, 1362893), (21, 973495), (35, 584097), (105, 194699), (113, 180915), (339, 60305), (565, 36183), (791, 25845), (1695, 12061), (1723, 11865), (2373, 8615), (3955, 5169)]