16378988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3533}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 30675120

約数和(自身を除く): 14296132

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 3533, 4636, 7066, 14132, 67127, 134254, 215513, 268508, 431026, 862052, 4094747, 8189494, 16378988]

約数ペア:

[(1, 16378988), (2, 8189494), (4, 4094747), (19, 862052), (38, 431026), (61, 268508), (76, 215513), (122, 134254), (244, 67127), (1159, 14132), (2318, 7066), (3533, 4636)]