19021874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6779}}^1$

素因数の和:6865

約数の個数: 16

約数和(自身を含む): 30265920

約数和(自身を除く): 11244046

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 6779, 13558, 155917, 311834, 413519, 827038, 9510937, 19021874]

約数ペア:

[(1, 19021874), (2, 9510937), (23, 827038), (46, 413519), (61, 311834), (122, 155917), (1403, 13558), (2806, 6779)]