20456977

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 22521600

約数和(自身を除く): 2064623

約数列:

[1, 19, 29, 137, 271, 551, 2603, 3973, 5149, 7859, 37127, 75487, 149321, 705413, 1076683, 20456977]

約数ペア:

[(1, 20456977), (19, 1076683), (29, 705413), (137, 149321), (271, 75487), (551, 37127), (2603, 7859), (3973, 5149)]