1218156976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{967}}^1\times {\mathrm{1831}}^1$

素因数の和:2849

約数の個数: 40

約数和(自身を含む): 2418884864

約数和(自身を除く): 1200727888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 967, 1831, 1934, 3662, 3868, 7324, 7736, 14648, 15472, 29296, 41581, 78733, 83162, 157466, 166324, 314932, 332648, 629864, 665296, 1259728, 1770577, 3541154, 7082308, 14164616, 28329232, 76134811, 152269622, 304539244, 609078488, 1218156976]

約数ペア:

[(1, 1218156976), (2, 609078488), (4, 304539244), (8, 152269622), (16, 76134811), (43, 28329232), (86, 14164616), (172, 7082308), (344, 3541154), (688, 1770577), (967, 1259728), (1831, 665296), (1934, 629864), (3662, 332648), (3868, 314932), (7324, 166324), (7736, 157466), (14648, 83162), (15472, 78733), (29296, 41581)]