19503394

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1097

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 10434206

約数列:

[1, 2, 59, 118, 197, 394, 839, 1678, 11623, 23246, 49501, 99002, 165283, 330566, 9751697, 19503394]

約数ペア:

[(1, 19503394), (2, 9751697), (59, 330566), (118, 165283), (197, 99002), (394, 49501), (839, 23246), (1678, 11623)]