19461940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57241}}^1$

素因数の和:57267

約数の個数: 24

約数和(自身を含む): 43274952

約数和(自身を除く): 23813012

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57241, 114482, 228964, 286205, 572410, 973097, 1144820, 1946194, 3892388, 4865485, 9730970, 19461940]

約数ペア:

[(1, 19461940), (2, 9730970), (4, 4865485), (5, 3892388), (10, 1946194), (17, 1144820), (20, 973097), (34, 572410), (68, 286205), (85, 228964), (170, 114482), (340, 57241)]