19903204

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{773}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 35953848

約数和(自身を除く): 16050644

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 773, 1546, 3092, 6437, 12874, 25748, 31693, 63386, 121361, 126772, 242722, 485444, 4975801, 9951602, 19903204]

約数ペア:

[(1, 19903204), (2, 9951602), (4, 4975801), (41, 485444), (82, 242722), (157, 126772), (164, 121361), (314, 63386), (628, 31693), (773, 25748), (1546, 12874), (3092, 6437)]