18554004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 58496256

約数和(自身を除く): 39942252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 61, 63, 68, 71, 84, 102, 119, 122, 126, 142, 153, 183, 204, 213, 238, 244, 252, 284, 306, 357, 366, 426, 427, 476, 497, 549, 612, 639, 714, 732, 852, 854, 994, 1037, 1071, 1098, 1207, 1278, 1281, 1428, 1491, 1708, 1988, 2074, 2142, 2196, 2414, 2556, 2562, 2982, 3111, 3621, 3843, 4148, 4284, 4331, 4473, 4828, 5124, 5964, 6222, 7242, 7259, 7686, 8449, 8662, 8946, 9333, 10863, 12444, 12993, 14484, 14518, 15372, 16898, 17324, 17892, 18666, 21726, 21777, 25347, 25986, 29036, 30317, 33796, 37332, 38979, 43452, 43554, 50694, 51972, 60634, 65331, 73627, 76041, 77958, 87108, 90951, 101388, 121268, 130662, 147254, 152082, 155916, 181902, 220881, 261324, 272853, 294508, 304164, 363804, 441762, 515389, 545706, 662643, 883524, 1030778, 1091412, 1325286, 1546167, 2061556, 2650572, 3092334, 4638501, 6184668, 9277002, 18554004]

約数ペア:

[(1, 18554004), (2, 9277002), (3, 6184668), (4, 4638501), (6, 3092334), (7, 2650572), (9, 2061556), (12, 1546167), (14, 1325286), (17, 1091412), (18, 1030778), (21, 883524), (28, 662643), (34, 545706), (36, 515389), (42, 441762), (51, 363804), (61, 304164), (63, 294508), (68, 272853), (71, 261324), (84, 220881), (102, 181902), (119, 155916), (122, 152082), (126, 147254), (142, 130662), (153, 121268), (183, 101388), (204, 90951), (213, 87108), (238, 77958), (244, 76041), (252, 73627), (284, 65331), (306, 60634), (357, 51972), (366, 50694), (426, 43554), (427, 43452), (476, 38979), (497, 37332), (549, 33796), (612, 30317), (639, 29036), (714, 25986), (732, 25347), (852, 21777), (854, 21726), (994, 18666), (1037, 17892), (1071, 17324), (1098, 16898), (1207, 15372), (1278, 14518), (1281, 14484), (1428, 12993), (1491, 12444), (1708, 10863), (1988, 9333), (2074, 8946), (2142, 8662), (2196, 8449), (2414, 7686), (2556, 7259), (2562, 7242), (2982, 6222), (3111, 5964), (3621, 5124), (3843, 4828), (4148, 4473), (4284, 4331)]