20973468

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 51254784

約数和(自身を除く): 30281316

約数列:

[1, 2, 3, 4, 6, 12, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 492, 564, 907, 1814, 1927, 2721, 3628, 3854, 5442, 5781, 7708, 10884, 11562, 23124, 37187, 42629, 74374, 85258, 111561, 127887, 148748, 170516, 223122, 255774, 446244, 511548, 1747789, 3495578, 5243367, 6991156, 10486734, 20973468]

約数ペア:

[(1, 20973468), (2, 10486734), (3, 6991156), (4, 5243367), (6, 3495578), (12, 1747789), (41, 511548), (47, 446244), (82, 255774), (94, 223122), (123, 170516), (141, 148748), (164, 127887), (188, 111561), (246, 85258), (282, 74374), (492, 42629), (564, 37187), (907, 23124), (1814, 11562), (1927, 10884), (2721, 7708), (3628, 5781), (3854, 5442)]