18620316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3617}}^1$

素因数の和:3651

約数の個数: 72

約数和(自身を含む): 55311984

約数和(自身を除く): 36691668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 3617, 5148, 7234, 10851, 14468, 21702, 32553, 39787, 43404, 47021, 65106, 79574, 94042, 119361, 130212, 141063, 159148, 188084, 238722, 282126, 358083, 423189, 477444, 517231, 564252, 716166, 846378, 1034462, 1432332, 1551693, 1692756, 2068924, 3103386, 4655079, 6206772, 9310158, 18620316]

約数ペア:

[(1, 18620316), (2, 9310158), (3, 6206772), (4, 4655079), (6, 3103386), (9, 2068924), (11, 1692756), (12, 1551693), (13, 1432332), (18, 1034462), (22, 846378), (26, 716166), (33, 564252), (36, 517231), (39, 477444), (44, 423189), (52, 358083), (66, 282126), (78, 238722), (99, 188084), (117, 159148), (132, 141063), (143, 130212), (156, 119361), (198, 94042), (234, 79574), (286, 65106), (396, 47021), (429, 43404), (468, 39787), (572, 32553), (858, 21702), (1287, 14468), (1716, 10851), (2574, 7234), (3617, 5148)]