20970297426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{508223}}^1$

素因数の和:508287

約数の個数: 48

約数和(自身を含む): 47216042496

約数和(自身を除く): 26245745070

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 529, 598, 897, 1058, 1587, 1794, 3174, 6877, 13754, 20631, 41262, 508223, 1016446, 1524669, 3049338, 6606899, 11689129, 13213798, 19820697, 23378258, 35067387, 39641394, 70134774, 151958677, 268849967, 303917354, 455876031, 537699934, 806549901, 911752062, 1613099802, 3495049571, 6990099142, 10485148713, 20970297426]

約数ペア:

[(1, 20970297426), (2, 10485148713), (3, 6990099142), (6, 3495049571), (13, 1613099802), (23, 911752062), (26, 806549901), (39, 537699934), (46, 455876031), (69, 303917354), (78, 268849967), (138, 151958677), (299, 70134774), (529, 39641394), (598, 35067387), (897, 23378258), (1058, 19820697), (1587, 13213798), (1794, 11689129), (3174, 6606899), (6877, 3049338), (13754, 1524669), (20631, 1016446), (41262, 508223)]