18449208

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 52533360

約数和(自身を除く): 34084152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 401, 426, 568, 639, 648, 802, 852, 1203, 1278, 1604, 1704, 1917, 2406, 2556, 3208, 3609, 3834, 4812, 5112, 5751, 7218, 7668, 9624, 10827, 11502, 14436, 15336, 21654, 23004, 28471, 28872, 32481, 43308, 46008, 56942, 64962, 85413, 86616, 113884, 129924, 170826, 227768, 256239, 259848, 341652, 512478, 683304, 768717, 1024956, 1537434, 2049912, 2306151, 3074868, 4612302, 6149736, 9224604, 18449208]

約数ペア:

[(1, 18449208), (2, 9224604), (3, 6149736), (4, 4612302), (6, 3074868), (8, 2306151), (9, 2049912), (12, 1537434), (18, 1024956), (24, 768717), (27, 683304), (36, 512478), (54, 341652), (71, 259848), (72, 256239), (81, 227768), (108, 170826), (142, 129924), (162, 113884), (213, 86616), (216, 85413), (284, 64962), (324, 56942), (401, 46008), (426, 43308), (568, 32481), (639, 28872), (648, 28471), (802, 23004), (852, 21654), (1203, 15336), (1278, 14436), (1604, 11502), (1704, 10827), (1917, 9624), (2406, 7668), (2556, 7218), (3208, 5751), (3609, 5112), (3834, 4812)]