20503368

素因数分解:

$2^3\times 3^5\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38464632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 199, 212, 216, 243, 318, 324, 398, 424, 477, 486, 597, 636, 648, 796, 954, 972, 1194, 1272, 1431, 1592, 1791, 1908, 1944, 2388, 2862, 3582, 3816, 4293, 4776, 5373, 5724, 7164, 8586, 10547, 10746, 11448, 12879, 14328, 16119, 17172, 21094, 21492, 25758, 31641, 32238, 34344, 42188, 42984, 48357, 51516, 63282, 64476, 84376, 94923, 96714, 103032, 126564, 128952, 189846, 193428, 253128, 284769, 379692, 386856, 569538, 759384, 854307, 1139076, 1708614, 2278152, 2562921, 3417228, 5125842, 6834456, 10251684, 20503368]

約数ペア:

[(1, 20503368), (2, 10251684), (3, 6834456), (4, 5125842), (6, 3417228), (8, 2562921), (9, 2278152), (12, 1708614), (18, 1139076), (24, 854307), (27, 759384), (36, 569538), (53, 386856), (54, 379692), (72, 284769), (81, 253128), (106, 193428), (108, 189846), (159, 128952), (162, 126564), (199, 103032), (212, 96714), (216, 94923), (243, 84376), (318, 64476), (324, 63282), (398, 51516), (424, 48357), (477, 42984), (486, 42188), (597, 34344), (636, 32238), (648, 31641), (796, 25758), (954, 21492), (972, 21094), (1194, 17172), (1272, 16119), (1431, 14328), (1592, 12879), (1791, 11448), (1908, 10746), (1944, 10547), (2388, 8586), (2862, 7164), (3582, 5724), (3816, 5373), (4293, 4776)]