18808683784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{967}}^1\times {\mathrm{2663}}^1$

素因数の和:3730

約数の個数: 64

約数和(自身を含む): 38990730240

約数和(自身を除く): 20182046456

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 967, 1826, 1934, 2663, 3652, 3868, 5326, 7304, 7736, 10637, 10652, 21274, 21304, 29293, 42548, 58586, 80261, 85096, 117172, 160522, 221029, 234344, 321044, 442058, 642088, 882871, 884116, 1765742, 1768232, 2431319, 2575121, 3531484, 4862638, 5150242, 7062968, 9725276, 10300484, 19450552, 20600968, 28326331, 56652662, 113305324, 213735043, 226610648, 427470086, 854940172, 1709880344, 2351085473, 4702170946, 9404341892, 18808683784]

約数ペア:

[(1, 18808683784), (2, 9404341892), (4, 4702170946), (8, 2351085473), (11, 1709880344), (22, 854940172), (44, 427470086), (83, 226610648), (88, 213735043), (166, 113305324), (332, 56652662), (664, 28326331), (913, 20600968), (967, 19450552), (1826, 10300484), (1934, 9725276), (2663, 7062968), (3652, 5150242), (3868, 4862638), (5326, 3531484), (7304, 2575121), (7736, 2431319), (10637, 1768232), (10652, 1765742), (21274, 884116), (21304, 882871), (29293, 642088), (42548, 442058), (58586, 321044), (80261, 234344), (85096, 221029), (117172, 160522)]