20203164

素因数分解:

$2^2\times 3^2\times {\mathrm{561199}}^1$

素因数の和:561209

約数の個数: 18

約数和(自身を含む): 51069200

約数和(自身を除く): 30866036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561199, 1122398, 1683597, 2244796, 3367194, 5050791, 6734388, 10101582, 20203164]

約数ペア:

[(1, 20203164), (2, 10101582), (3, 6734388), (4, 5050791), (6, 3367194), (9, 2244796), (12, 1683597), (18, 1122398), (36, 561199)]