18968382

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 42709680

約数和(自身を除く): 23741298

約数列:

[1, 2, 3, 6, 9, 18, 53, 59, 106, 118, 159, 177, 318, 337, 354, 477, 531, 674, 954, 1011, 1062, 2022, 3033, 3127, 6066, 6254, 9381, 17861, 18762, 19883, 28143, 35722, 39766, 53583, 56286, 59649, 107166, 119298, 160749, 178947, 321498, 357894, 1053799, 2107598, 3161397, 6322794, 9484191, 18968382]

約数ペア:

[(1, 18968382), (2, 9484191), (3, 6322794), (6, 3161397), (9, 2107598), (18, 1053799), (53, 357894), (59, 321498), (106, 178947), (118, 160749), (159, 119298), (177, 107166), (318, 59649), (337, 56286), (354, 53583), (477, 39766), (531, 35722), (674, 28143), (954, 19883), (1011, 18762), (1062, 17861), (2022, 9381), (3033, 6254), (3127, 6066)]