17933138980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{1171}}^1$

素因数の和:1601

約数の個数: 96

約数和(自身を含む): 40072273920

約数和(自身を除く): 22139134940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 211, 380, 382, 422, 764, 844, 955, 1055, 1171, 1910, 2110, 2342, 3629, 3820, 4009, 4220, 4684, 5855, 7258, 8018, 11710, 14516, 16036, 18145, 20045, 22249, 23420, 36290, 40090, 40301, 44498, 72580, 80180, 80602, 88996, 111245, 161204, 201505, 222490, 223661, 247081, 403010, 444980, 447322, 494162, 765719, 806020, 894644, 988324, 1118305, 1235405, 1531438, 2236610, 2470810, 3062876, 3828595, 4249559, 4473220, 4694539, 4941620, 7657190, 8499118, 9389078, 15314380, 16998236, 18778156, 21247795, 23472695, 42495590, 46945390, 47192471, 84991180, 93890780, 94384942, 188769884, 235962355, 471924710, 896656949, 943849420, 1793313898, 3586627796, 4483284745, 8966569490, 17933138980]

約数ペア:

[(1, 17933138980), (2, 8966569490), (4, 4483284745), (5, 3586627796), (10, 1793313898), (19, 943849420), (20, 896656949), (38, 471924710), (76, 235962355), (95, 188769884), (190, 94384942), (191, 93890780), (211, 84991180), (380, 47192471), (382, 46945390), (422, 42495590), (764, 23472695), (844, 21247795), (955, 18778156), (1055, 16998236), (1171, 15314380), (1910, 9389078), (2110, 8499118), (2342, 7657190), (3629, 4941620), (3820, 4694539), (4009, 4473220), (4220, 4249559), (4684, 3828595), (5855, 3062876), (7258, 2470810), (8018, 2236610), (11710, 1531438), (14516, 1235405), (16036, 1118305), (18145, 988324), (20045, 894644), (22249, 806020), (23420, 765719), (36290, 494162), (40090, 447322), (40301, 444980), (44498, 403010), (72580, 247081), (80180, 223661), (80602, 222490), (88996, 201505), (111245, 161204)]