17996479468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{40897}}^1$

素因数の和:41122

約数の個数: 48

約数和(自身を含む): 35082631584

約数和(自身を除く): 17086152116

約数列:

[1, 2, 4, 11, 22, 44, 73, 137, 146, 274, 292, 548, 803, 1507, 1606, 3014, 3212, 6028, 10001, 20002, 40004, 40897, 81794, 110011, 163588, 220022, 440044, 449867, 899734, 1799468, 2985481, 5602889, 5970962, 11205778, 11941924, 22411556, 32840291, 61631779, 65680582, 123263558, 131361164, 246527116, 409010897, 818021794, 1636043588, 4499119867, 8998239734, 17996479468]

約数ペア:

[(1, 17996479468), (2, 8998239734), (4, 4499119867), (11, 1636043588), (22, 818021794), (44, 409010897), (73, 246527116), (137, 131361164), (146, 123263558), (274, 65680582), (292, 61631779), (548, 32840291), (803, 22411556), (1507, 11941924), (1606, 11205778), (3014, 5970962), (3212, 5602889), (6028, 2985481), (10001, 1799468), (20002, 899734), (40004, 449867), (40897, 440044), (81794, 220022), (110011, 163588)]