20131038466

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1913}}^1\times {\mathrm{2971}}^1$

素因数の和:4927

約数の個数: 64

約数和(自身を含む): 39318276096

約数和(自身を除く): 19187237630

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 1913, 2971, 3542, 3826, 5942, 13391, 20797, 21043, 26782, 32681, 41594, 42086, 43999, 65362, 68333, 87998, 136666, 147301, 228767, 294602, 307993, 457534, 478331, 483989, 615986, 751663, 956662, 967978, 1503326, 3387923, 5261641, 5683523, 6775846, 10523282, 11367046, 39784661, 62518753, 79569322, 125037506, 130721029, 261442058, 437631271, 875262542, 915047203, 1437931319, 1830094406, 2875862638, 10065519233, 20131038466]

約数ペア:

[(1, 20131038466), (2, 10065519233), (7, 2875862638), (11, 1830094406), (14, 1437931319), (22, 915047203), (23, 875262542), (46, 437631271), (77, 261442058), (154, 130721029), (161, 125037506), (253, 79569322), (322, 62518753), (506, 39784661), (1771, 11367046), (1913, 10523282), (2971, 6775846), (3542, 5683523), (3826, 5261641), (5942, 3387923), (13391, 1503326), (20797, 967978), (21043, 956662), (26782, 751663), (32681, 615986), (41594, 483989), (42086, 478331), (43999, 457534), (65362, 307993), (68333, 294602), (87998, 228767), (136666, 147301)]