1820290244

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{691}}^1\times {\mathrm{3343}}^1$

素因数の和:4235

約数の個数: 24

約数和(自身を含む): 3207270528

約数和(自身を除く): 1386980284

約数列:

[1, 2, 4, 197, 394, 691, 788, 1382, 2764, 3343, 6686, 13372, 136127, 272254, 544508, 658571, 1317142, 2310013, 2634284, 4620026, 9240052, 455072561, 910145122, 1820290244]

約数ペア:

[(1, 1820290244), (2, 910145122), (4, 455072561), (197, 9240052), (394, 4620026), (691, 2634284), (788, 2310013), (1382, 1317142), (2764, 658571), (3343, 544508), (6686, 272254), (13372, 136127)]