20789334

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67939}}^1$

素因数の和:67964

約数の個数: 24

約数和(自身を含む): 47693880

約数和(自身を除く): 26904546

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67939, 135878, 203817, 407634, 611451, 1154963, 1222902, 2309926, 3464889, 6929778, 10394667, 20789334]

約数ペア:

[(1, 20789334), (2, 10394667), (3, 6929778), (6, 3464889), (9, 2309926), (17, 1222902), (18, 1154963), (34, 611451), (51, 407634), (102, 203817), (153, 135878), (306, 67939)]