18712694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{719}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 37946880

約数和(自身を除く): 19234186

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 719, 1001, 1183, 1438, 1859, 2002, 2366, 3718, 5033, 7909, 9347, 10066, 13013, 15818, 18694, 26026, 55363, 65429, 102817, 110726, 121511, 130858, 205634, 243022, 719719, 850577, 1336621, 1439438, 1701154, 2673242, 9356347, 18712694]

約数ペア:

[(1, 18712694), (2, 9356347), (7, 2673242), (11, 1701154), (13, 1439438), (14, 1336621), (22, 850577), (26, 719719), (77, 243022), (91, 205634), (143, 130858), (154, 121511), (169, 110726), (182, 102817), (286, 65429), (338, 55363), (719, 26026), (1001, 18694), (1183, 15818), (1438, 13013), (1859, 10066), (2002, 9347), (2366, 7909), (3718, 5033)]