19959078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2371}}^1$

素因数の和:2460

約数の個数: 32

約数和(自身を含む): 42354432

約数和(自身を除く): 22395354

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2371, 2806, 4209, 4742, 7113, 8418, 14226, 54533, 109066, 144631, 163599, 289262, 327198, 433893, 867786, 3326513, 6653026, 9979539, 19959078]

約数ペア:

[(1, 19959078), (2, 9979539), (3, 6653026), (6, 3326513), (23, 867786), (46, 433893), (61, 327198), (69, 289262), (122, 163599), (138, 144631), (183, 109066), (366, 54533), (1403, 14226), (2371, 8418), (2806, 7113), (4209, 4742)]