20793724

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 22671236

約数列:

[1, 2, 4, 7, 14, 28, 41, 59, 82, 118, 164, 236, 287, 307, 413, 574, 614, 826, 1148, 1228, 1652, 2149, 2419, 4298, 4838, 8596, 9676, 12587, 16933, 18113, 25174, 33866, 36226, 50348, 67732, 72452, 88109, 126791, 176218, 253582, 352436, 507164, 742633, 1485266, 2970532, 5198431, 10396862, 20793724]

約数ペア:

[(1, 20793724), (2, 10396862), (4, 5198431), (7, 2970532), (14, 1485266), (28, 742633), (41, 507164), (59, 352436), (82, 253582), (118, 176218), (164, 126791), (236, 88109), (287, 72452), (307, 67732), (413, 50348), (574, 36226), (614, 33866), (826, 25174), (1148, 18113), (1228, 16933), (1652, 12587), (2149, 9676), (2419, 8596), (4298, 4838)]