19821672

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 60450390

約数和(自身を除く): 40628718

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 181, 216, 234, 312, 324, 338, 351, 362, 468, 507, 543, 648, 676, 702, 724, 936, 1014, 1053, 1086, 1352, 1404, 1448, 1521, 1629, 2028, 2106, 2172, 2353, 2808, 3042, 3258, 4056, 4212, 4344, 4563, 4706, 4887, 6084, 6516, 7059, 8424, 9126, 9412, 9774, 12168, 13032, 13689, 14118, 14661, 18252, 18824, 19548, 21177, 27378, 28236, 29322, 30589, 36504, 39096, 42354, 54756, 56472, 58644, 61178, 63531, 84708, 91767, 109512, 117288, 122356, 127062, 169416, 183534, 190593, 244712, 254124, 275301, 367068, 381186, 508248, 550602, 734136, 762372, 825903, 1101204, 1524744, 1651806, 2202408, 2477709, 3303612, 4955418, 6607224, 9910836, 19821672]

約数ペア:

[(1, 19821672), (2, 9910836), (3, 6607224), (4, 4955418), (6, 3303612), (8, 2477709), (9, 2202408), (12, 1651806), (13, 1524744), (18, 1101204), (24, 825903), (26, 762372), (27, 734136), (36, 550602), (39, 508248), (52, 381186), (54, 367068), (72, 275301), (78, 254124), (81, 244712), (104, 190593), (108, 183534), (117, 169416), (156, 127062), (162, 122356), (169, 117288), (181, 109512), (216, 91767), (234, 84708), (312, 63531), (324, 61178), (338, 58644), (351, 56472), (362, 54756), (468, 42354), (507, 39096), (543, 36504), (648, 30589), (676, 29322), (702, 28236), (724, 27378), (936, 21177), (1014, 19548), (1053, 18824), (1086, 18252), (1352, 14661), (1404, 14118), (1448, 13689), (1521, 13032), (1629, 12168), (2028, 9774), (2106, 9412), (2172, 9126), (2353, 8424), (2808, 7059), (3042, 6516), (3258, 6084), (4056, 4887), (4212, 4706), (4344, 4563)]