19001866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11981}}^1$

素因数の和:12057

約数の個数: 16

約数和(自身を含む): 31201128

約数和(自身を除く): 12199262

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 11981, 23962, 155753, 311506, 730841, 1461682, 9500933, 19001866]

約数ペア:

[(1, 19001866), (2, 9500933), (13, 1461682), (26, 730841), (61, 311506), (122, 155753), (793, 23962), (1586, 11981)]