15856956

素因数分解:

$2^2\times 3^2\times {\mathrm{440471}}^1$

素因数の和:440481

約数の個数: 18

約数和(自身を含む): 40082952

約数和(自身を除く): 24225996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 440471, 880942, 1321413, 1761884, 2642826, 3964239, 5285652, 7928478, 15856956]

約数ペア:

[(1, 15856956), (2, 7928478), (3, 5285652), (4, 3964239), (6, 2642826), (9, 1761884), (12, 1321413), (18, 880942), (36, 440471)]