19461204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2663}}^1$

素因数の和:2709

約数の個数: 72

約数和(自身を含む): 58181760

約数和(自身を除く): 38720556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2663, 3654, 5326, 7308, 7989, 10652, 15978, 18641, 23967, 31956, 37282, 47934, 55923, 74564, 77227, 95868, 111846, 154454, 167769, 223692, 231681, 308908, 335538, 463362, 540589, 671076, 695043, 926724, 1081178, 1390086, 1621767, 2162356, 2780172, 3243534, 4865301, 6487068, 9730602, 19461204]

約数ペア:

[(1, 19461204), (2, 9730602), (3, 6487068), (4, 4865301), (6, 3243534), (7, 2780172), (9, 2162356), (12, 1621767), (14, 1390086), (18, 1081178), (21, 926724), (28, 695043), (29, 671076), (36, 540589), (42, 463362), (58, 335538), (63, 308908), (84, 231681), (87, 223692), (116, 167769), (126, 154454), (174, 111846), (203, 95868), (252, 77227), (261, 74564), (348, 55923), (406, 47934), (522, 37282), (609, 31956), (812, 23967), (1044, 18641), (1218, 15978), (1827, 10652), (2436, 7989), (2663, 7308), (3654, 5326)]