19620350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1087}}^1$

素因数の和:1137

約数の個数: 36

約数和(自身を含む): 38551104

約数和(自身を除く): 18930754

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 361, 475, 722, 950, 1087, 1805, 2174, 3610, 5435, 9025, 10870, 18050, 20653, 27175, 41306, 54350, 103265, 206530, 392407, 516325, 784814, 1032650, 1962035, 3924070, 9810175, 19620350]

約数ペア:

[(1, 19620350), (2, 9810175), (5, 3924070), (10, 1962035), (19, 1032650), (25, 784814), (38, 516325), (50, 392407), (95, 206530), (190, 103265), (361, 54350), (475, 41306), (722, 27175), (950, 20653), (1087, 18050), (1805, 10870), (2174, 9025), (3610, 5435)]