20298645

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14551}}^1$

素因数の和:14593

約数の個数: 24

約数和(自身を含む): 36321792

約数和(自身を除く): 16023147

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14551, 43653, 72755, 130959, 218265, 451081, 654795, 1353243, 2255405, 4059729, 6766215, 20298645]

約数ペア:

[(1, 20298645), (3, 6766215), (5, 4059729), (9, 2255405), (15, 1353243), (31, 654795), (45, 451081), (93, 218265), (155, 130959), (279, 72755), (465, 43653), (1395, 14551)]