19839470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2192

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 21286930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 2039, 4078, 4865, 9730, 10195, 14273, 20390, 28546, 71365, 142730, 283421, 566842, 1417105, 1983947, 2834210, 3967894, 9919735, 19839470]

約数ペア:

[(1, 19839470), (2, 9919735), (5, 3967894), (7, 2834210), (10, 1983947), (14, 1417105), (35, 566842), (70, 283421), (139, 142730), (278, 71365), (695, 28546), (973, 20390), (1390, 14273), (1946, 10195), (2039, 9730), (4078, 4865)]