20769185978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:899

約数の個数: 64

約数和(自身を含む): 33775460352

約数和(自身を除く): 13006274374

約数列:

[1, 2, 23, 46, 47, 94, 113, 151, 226, 302, 563, 1081, 1126, 2162, 2599, 3473, 5198, 5311, 6946, 7097, 10622, 12949, 14194, 17063, 25898, 26461, 34126, 52922, 63619, 85013, 122153, 127238, 163231, 170026, 244306, 326462, 392449, 608603, 784898, 801961, 1217206, 1463237, 1603922, 1955299, 2926474, 2990093, 3910598, 3995611, 5980186, 7991222, 9606469, 18445103, 19212938, 36890206, 68772139, 91899053, 137544278, 183798106, 220948787, 441897574, 451504043, 903008086, 10384592989, 20769185978]

約数ペア:

[(1, 20769185978), (2, 10384592989), (23, 903008086), (46, 451504043), (47, 441897574), (94, 220948787), (113, 183798106), (151, 137544278), (226, 91899053), (302, 68772139), (563, 36890206), (1081, 19212938), (1126, 18445103), (2162, 9606469), (2599, 7991222), (3473, 5980186), (5198, 3995611), (5311, 3910598), (6946, 2990093), (7097, 2926474), (10622, 1955299), (12949, 1603922), (14194, 1463237), (17063, 1217206), (25898, 801961), (26461, 784898), (34126, 608603), (52922, 392449), (63619, 326462), (85013, 244306), (122153, 170026), (127238, 163231)]