19949688

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25189}}^1$

素因数の和:25212

約数の個数: 48

約数和(自身を含む): 58944600

約数和(自身を除く): 38994912

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25189, 50378, 75567, 100756, 151134, 201512, 226701, 277079, 302268, 453402, 554158, 604536, 831237, 906804, 1108316, 1662474, 1813608, 2216632, 2493711, 3324948, 4987422, 6649896, 9974844, 19949688]

約数ペア:

[(1, 19949688), (2, 9974844), (3, 6649896), (4, 4987422), (6, 3324948), (8, 2493711), (9, 2216632), (11, 1813608), (12, 1662474), (18, 1108316), (22, 906804), (24, 831237), (33, 604536), (36, 554158), (44, 453402), (66, 302268), (72, 277079), (88, 226701), (99, 201512), (132, 151134), (198, 100756), (264, 75567), (396, 50378), (792, 25189)]