18689046

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 21227754

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2309, 2698, 4047, 4618, 6927, 8094, 13854, 43871, 87742, 131613, 163939, 263226, 327878, 491817, 983634, 3114841, 6229682, 9344523, 18689046]

約数ペア:

[(1, 18689046), (2, 9344523), (3, 6229682), (6, 3114841), (19, 983634), (38, 491817), (57, 327878), (71, 263226), (114, 163939), (142, 131613), (213, 87742), (426, 43871), (1349, 13854), (2309, 8094), (2698, 6927), (4047, 4618)]