18755856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:853

約数の個数: 120

約数和(自身を含む): 62674560

約数和(自身を除く): 43918704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 809, 828, 966, 1008, 1104, 1288, 1449, 1618, 1656, 1932, 2427, 2576, 2898, 3236, 3312, 3864, 4854, 5663, 5796, 6472, 7281, 7728, 9708, 11326, 11592, 12944, 14562, 16989, 18607, 19416, 22652, 23184, 29124, 33978, 37214, 38832, 45304, 50967, 55821, 58248, 67956, 74428, 90608, 101934, 111642, 116496, 130249, 135912, 148856, 167463, 203868, 223284, 260498, 271824, 297712, 334926, 390747, 407736, 446568, 520996, 669852, 781494, 815472, 893136, 1041992, 1172241, 1339704, 1562988, 2083984, 2344482, 2679408, 3125976, 4688964, 6251952, 9377928, 18755856]

約数ペア:

[(1, 18755856), (2, 9377928), (3, 6251952), (4, 4688964), (6, 3125976), (7, 2679408), (8, 2344482), (9, 2083984), (12, 1562988), (14, 1339704), (16, 1172241), (18, 1041992), (21, 893136), (23, 815472), (24, 781494), (28, 669852), (36, 520996), (42, 446568), (46, 407736), (48, 390747), (56, 334926), (63, 297712), (69, 271824), (72, 260498), (84, 223284), (92, 203868), (112, 167463), (126, 148856), (138, 135912), (144, 130249), (161, 116496), (168, 111642), (184, 101934), (207, 90608), (252, 74428), (276, 67956), (322, 58248), (336, 55821), (368, 50967), (414, 45304), (483, 38832), (504, 37214), (552, 33978), (644, 29124), (809, 23184), (828, 22652), (966, 19416), (1008, 18607), (1104, 16989), (1288, 14562), (1449, 12944), (1618, 11592), (1656, 11326), (1932, 9708), (2427, 7728), (2576, 7281), (2898, 6472), (3236, 5796), (3312, 5663), (3864, 4854)]