20146155

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1597}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 33404592

約数和(自身を除く): 13258437

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 841, 1597, 2523, 4205, 4791, 7985, 12615, 23955, 46313, 138939, 231565, 694695, 1343077, 4029231, 6715385, 20146155]

約数ペア:

[(1, 20146155), (3, 6715385), (5, 4029231), (15, 1343077), (29, 694695), (87, 231565), (145, 138939), (435, 46313), (841, 23955), (1597, 12615), (2523, 7985), (4205, 4791)]