20181743990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{690919}}^1$

素因数の和:691076

約数の個数: 32

約数和(自身を含む): 38205112320

約数和(自身を除く): 18023368330

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 635, 1270, 2921, 5842, 14605, 29210, 690919, 1381838, 3454595, 6909190, 15891137, 31782274, 79455685, 87746713, 158911370, 175493426, 438733565, 877467130, 2018174399, 4036348798, 10090871995, 20181743990]

約数ペア:

[(1, 20181743990), (2, 10090871995), (5, 4036348798), (10, 2018174399), (23, 877467130), (46, 438733565), (115, 175493426), (127, 158911370), (230, 87746713), (254, 79455685), (635, 31782274), (1270, 15891137), (2921, 6909190), (5842, 3454595), (14605, 1381838), (29210, 690919)]