19630160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22307}}^1$

素因数の和:22331

約数の個数: 40

約数和(自身を含む): 49791456

約数和(自身を除く): 30161296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22307, 44614, 89228, 111535, 178456, 223070, 245377, 356912, 446140, 490754, 892280, 981508, 1226885, 1784560, 1963016, 2453770, 3926032, 4907540, 9815080, 19630160]

約数ペア:

[(1, 19630160), (2, 9815080), (4, 4907540), (5, 3926032), (8, 2453770), (10, 1963016), (11, 1784560), (16, 1226885), (20, 981508), (22, 892280), (40, 490754), (44, 446140), (55, 356912), (80, 245377), (88, 223070), (110, 178456), (176, 111535), (220, 89228), (440, 44614), (880, 22307)]