20115004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 43976128

約数和(自身を除く): 23861124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 757, 949, 1022, 1514, 1898, 2044, 3028, 3796, 5299, 6643, 9841, 10598, 13286, 19682, 21196, 26572, 39364, 55261, 68887, 110522, 137774, 221044, 275548, 386827, 718393, 773654, 1436786, 1547308, 2873572, 5028751, 10057502, 20115004]

約数ペア:

[(1, 20115004), (2, 10057502), (4, 5028751), (7, 2873572), (13, 1547308), (14, 1436786), (26, 773654), (28, 718393), (52, 386827), (73, 275548), (91, 221044), (146, 137774), (182, 110522), (292, 68887), (364, 55261), (511, 39364), (757, 26572), (949, 21196), (1022, 19682), (1514, 13286), (1898, 10598), (2044, 9841), (3028, 6643), (3796, 5299)]