19900746

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{29881}}^1$

素因数の和:29926

約数の個数: 24

約数和(自身を含む): 44285124

約数和(自身を除く): 24384378

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 29881, 59762, 89643, 179286, 268929, 537858, 1105597, 2211194, 3316791, 6633582, 9950373, 19900746]

約数ペア:

[(1, 19900746), (2, 9950373), (3, 6633582), (6, 3316791), (9, 2211194), (18, 1105597), (37, 537858), (74, 268929), (111, 179286), (222, 89643), (333, 59762), (666, 29881)]