20299440903

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1\times {\mathrm{1237}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 33572183040

約数和(自身を除く): 13272742137

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1069, 1237, 2193, 3207, 3711, 5117, 7483, 8659, 15351, 18173, 21029, 22449, 25977, 45967, 53191, 54519, 63087, 127211, 137901, 147203, 159573, 321769, 372337, 381633, 441609, 781439, 904247, 965307, 1117011, 1322353, 2344317, 2712741, 3967059, 5470073, 6329729, 9256471, 16410219, 18989187, 22480001, 27769413, 56861179, 67440003, 157360007, 170583537, 398028253, 472080021, 966640043, 1194084759, 2899920129, 6766480301, 20299440903]

約数ペア:

[(1, 20299440903), (3, 6766480301), (7, 2899920129), (17, 1194084759), (21, 966640043), (43, 472080021), (51, 398028253), (119, 170583537), (129, 157360007), (301, 67440003), (357, 56861179), (731, 27769413), (903, 22480001), (1069, 18989187), (1237, 16410219), (2193, 9256471), (3207, 6329729), (3711, 5470073), (5117, 3967059), (7483, 2712741), (8659, 2344317), (15351, 1322353), (18173, 1117011), (21029, 965307), (22449, 904247), (25977, 781439), (45967, 441609), (53191, 381633), (54519, 372337), (63087, 321769), (127211, 159573), (137901, 147203)]