16628688

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3121}}^1$

素因数の和:3172

約数の個数: 60

約数和(自身を含む): 47810308

約数和(自身を除く): 31181620

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 3121, 5328, 6242, 9363, 12484, 18726, 24968, 28089, 37452, 49936, 56178, 74904, 112356, 115477, 149808, 224712, 230954, 346431, 449424, 461908, 692862, 923816, 1039293, 1385724, 1847632, 2078586, 2771448, 4157172, 5542896, 8314344, 16628688]

約数ペア:

[(1, 16628688), (2, 8314344), (3, 5542896), (4, 4157172), (6, 2771448), (8, 2078586), (9, 1847632), (12, 1385724), (16, 1039293), (18, 923816), (24, 692862), (36, 461908), (37, 449424), (48, 346431), (72, 230954), (74, 224712), (111, 149808), (144, 115477), (148, 112356), (222, 74904), (296, 56178), (333, 49936), (444, 37452), (592, 28089), (666, 24968), (888, 18726), (1332, 12484), (1776, 9363), (2664, 6242), (3121, 5328)]