20577678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4271}}^1$

素因数の和:4360

約数の個数: 32

約数和(自身を含む): 45522432

約数和(自身を除く): 24944754

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 73, 146, 219, 438, 803, 1606, 2409, 4271, 4818, 8542, 12813, 25626, 46981, 93962, 140943, 281886, 311783, 623566, 935349, 1870698, 3429613, 6859226, 10288839, 20577678]

約数ペア:

[(1, 20577678), (2, 10288839), (3, 6859226), (6, 3429613), (11, 1870698), (22, 935349), (33, 623566), (66, 311783), (73, 281886), (146, 140943), (219, 93962), (438, 46981), (803, 25626), (1606, 12813), (2409, 8542), (4271, 4818)]