18992034280

素因数分解:

$2^3\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{245629}}^1$

素因数の和:247573

約数の個数: 32

約数和(自身を含む): 42754357800

約数和(自身を除く): 23762323520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1933, 3866, 7732, 9665, 15464, 19330, 38660, 77320, 245629, 491258, 982516, 1228145, 1965032, 2456290, 4912580, 9825160, 474800857, 949601714, 1899203428, 2374004285, 3798406856, 4748008570, 9496017140, 18992034280]

約数ペア:

[(1, 18992034280), (2, 9496017140), (4, 4748008570), (5, 3798406856), (8, 2374004285), (10, 1899203428), (20, 949601714), (40, 474800857), (1933, 9825160), (3866, 4912580), (7732, 2456290), (9665, 1965032), (15464, 1228145), (19330, 982516), (38660, 491258), (77320, 245629)]