18138616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 36576000

約数和(自身を除く): 18437384

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2539, 3572, 5078, 7144, 10156, 20312, 48241, 96482, 119333, 192964, 238666, 385928, 477332, 954664, 2267327, 4534654, 9069308, 18138616]

約数ペア:

[(1, 18138616), (2, 9069308), (4, 4534654), (8, 2267327), (19, 954664), (38, 477332), (47, 385928), (76, 238666), (94, 192964), (152, 119333), (188, 96482), (376, 48241), (893, 20312), (1786, 10156), (2539, 7144), (3572, 5078)]