18532976

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 80

約数和(自身を含む): 45830400

約数和(自身を除く): 27297424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 307, 308, 343, 392, 539, 614, 616, 686, 784, 1078, 1228, 1232, 1372, 2149, 2156, 2456, 2744, 3377, 3773, 4298, 4312, 4912, 5488, 6754, 7546, 8596, 8624, 13508, 15043, 15092, 17192, 23639, 27016, 30086, 30184, 34384, 47278, 54032, 60172, 60368, 94556, 105301, 120344, 165473, 189112, 210602, 240688, 330946, 378224, 421204, 661892, 842408, 1158311, 1323784, 1684816, 2316622, 2647568, 4633244, 9266488, 18532976]

約数ペア:

[(1, 18532976), (2, 9266488), (4, 4633244), (7, 2647568), (8, 2316622), (11, 1684816), (14, 1323784), (16, 1158311), (22, 842408), (28, 661892), (44, 421204), (49, 378224), (56, 330946), (77, 240688), (88, 210602), (98, 189112), (112, 165473), (154, 120344), (176, 105301), (196, 94556), (307, 60368), (308, 60172), (343, 54032), (392, 47278), (539, 34384), (614, 30184), (616, 30086), (686, 27016), (784, 23639), (1078, 17192), (1228, 15092), (1232, 15043), (1372, 13508), (2149, 8624), (2156, 8596), (2456, 7546), (2744, 6754), (3377, 5488), (3773, 4912), (4298, 4312)]