20461024

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 43076880

約数和(自身を除く): 22615856

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 73, 76, 146, 152, 292, 304, 461, 584, 608, 922, 1168, 1387, 1844, 2336, 2774, 3688, 5548, 7376, 8759, 11096, 14752, 17518, 22192, 33653, 35036, 44384, 67306, 70072, 134612, 140144, 269224, 280288, 538448, 639407, 1076896, 1278814, 2557628, 5115256, 10230512, 20461024]

約数ペア:

[(1, 20461024), (2, 10230512), (4, 5115256), (8, 2557628), (16, 1278814), (19, 1076896), (32, 639407), (38, 538448), (73, 280288), (76, 269224), (146, 140144), (152, 134612), (292, 70072), (304, 67306), (461, 44384), (584, 35036), (608, 33653), (922, 22192), (1168, 17518), (1387, 14752), (1844, 11096), (2336, 8759), (2774, 7376), (3688, 5548)]