20191547518

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1\times {\mathrm{1559}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 31145886720

約数和(自身を除く): 10954339202

約数列:

[1, 2, 47, 94, 211, 422, 653, 1306, 1559, 3118, 9917, 19834, 30691, 61382, 73273, 137783, 146546, 275566, 328949, 657898, 1018027, 2036054, 6475801, 12951602, 15460603, 30921206, 47847269, 95694538, 214803697, 429607394, 10095773759, 20191547518]

約数ペア:

[(1, 20191547518), (2, 10095773759), (47, 429607394), (94, 214803697), (211, 95694538), (422, 47847269), (653, 30921206), (1306, 15460603), (1559, 12951602), (3118, 6475801), (9917, 2036054), (19834, 1018027), (30691, 657898), (61382, 328949), (73273, 275566), (137783, 146546)]