19629896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17159}}^1$

素因数の和:17189

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 23613304

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17159, 34318, 68636, 137272, 188749, 223067, 377498, 446134, 754996, 892268, 1509992, 1784536, 2453737, 4907474, 9814948, 19629896]

約数ペア:

[(1, 19629896), (2, 9814948), (4, 4907474), (8, 2453737), (11, 1784536), (13, 1509992), (22, 892268), (26, 754996), (44, 446134), (52, 377498), (88, 223067), (104, 188749), (143, 137272), (286, 68636), (572, 34318), (1144, 17159)]