19153215

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2711}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 33422688

約数和(自身を除く): 14269473

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 2711, 7065, 8133, 13555, 24399, 40665, 121995, 425627, 1276881, 2128135, 3830643, 6384405, 19153215]

約数ペア:

[(1, 19153215), (3, 6384405), (5, 3830643), (9, 2128135), (15, 1276881), (45, 425627), (157, 121995), (471, 40665), (785, 24399), (1413, 13555), (2355, 8133), (2711, 7065)]