18959472

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2687}}^1$

素因数の和:2715

約数の個数: 90

約数和(自身を含む): 61746048

約数和(自身を除く): 42786576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 2687, 3528, 5374, 7056, 8061, 10748, 16122, 18809, 21496, 24183, 32244, 37618, 42992, 48366, 56427, 64488, 75236, 96732, 112854, 128976, 131663, 150472, 169281, 193464, 225708, 263326, 300944, 338562, 386928, 394989, 451416, 526652, 677124, 789978, 902832, 1053304, 1184967, 1354248, 1579956, 2106608, 2369934, 2708496, 3159912, 4739868, 6319824, 9479736, 18959472]

約数ペア:

[(1, 18959472), (2, 9479736), (3, 6319824), (4, 4739868), (6, 3159912), (7, 2708496), (8, 2369934), (9, 2106608), (12, 1579956), (14, 1354248), (16, 1184967), (18, 1053304), (21, 902832), (24, 789978), (28, 677124), (36, 526652), (42, 451416), (48, 394989), (49, 386928), (56, 338562), (63, 300944), (72, 263326), (84, 225708), (98, 193464), (112, 169281), (126, 150472), (144, 131663), (147, 128976), (168, 112854), (196, 96732), (252, 75236), (294, 64488), (336, 56427), (392, 48366), (441, 42992), (504, 37618), (588, 32244), (784, 24183), (882, 21496), (1008, 18809), (1176, 16122), (1764, 10748), (2352, 8061), (2687, 7056), (3528, 5374)]