20819052

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4483}}^1$

素因数の和:4539

約数の個数: 48

約数和(自身を含む): 55242880

約数和(自身を除く): 34423828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4483, 4644, 8966, 13449, 17932, 26898, 40347, 53796, 80694, 121041, 161388, 192769, 242082, 385538, 484164, 578307, 771076, 1156614, 1734921, 2313228, 3469842, 5204763, 6939684, 10409526, 20819052]

約数ペア:

[(1, 20819052), (2, 10409526), (3, 6939684), (4, 5204763), (6, 3469842), (9, 2313228), (12, 1734921), (18, 1156614), (27, 771076), (36, 578307), (43, 484164), (54, 385538), (86, 242082), (108, 192769), (129, 161388), (172, 121041), (258, 80694), (387, 53796), (516, 40347), (774, 26898), (1161, 17932), (1548, 13449), (2322, 8966), (4483, 4644)]