18914448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1432

約数の個数: 80

約数和(自身を含む): 57246336

約数和(自身を除く): 38331888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1373, 1722, 1968, 2296, 2746, 3444, 4119, 4592, 5492, 6888, 8238, 9611, 10984, 13776, 16476, 19222, 21968, 28833, 32952, 38444, 56293, 57666, 65904, 76888, 112586, 115332, 153776, 168879, 225172, 230664, 337758, 394051, 450344, 461328, 675516, 788102, 900688, 1182153, 1351032, 1576204, 2364306, 2702064, 3152408, 4728612, 6304816, 9457224, 18914448]

約数ペア:

[(1, 18914448), (2, 9457224), (3, 6304816), (4, 4728612), (6, 3152408), (7, 2702064), (8, 2364306), (12, 1576204), (14, 1351032), (16, 1182153), (21, 900688), (24, 788102), (28, 675516), (41, 461328), (42, 450344), (48, 394051), (56, 337758), (82, 230664), (84, 225172), (112, 168879), (123, 153776), (164, 115332), (168, 112586), (246, 76888), (287, 65904), (328, 57666), (336, 56293), (492, 38444), (574, 32952), (656, 28833), (861, 21968), (984, 19222), (1148, 16476), (1373, 13776), (1722, 10984), (1968, 9611), (2296, 8238), (2746, 6888), (3444, 5492), (4119, 4592)]