18784506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3299}}^1$

素因数の和:3390

約数の個数: 32

約数和(自身を含む): 41025600

約数和(自身を除く): 22241094

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 3299, 5694, 6598, 9897, 19794, 42887, 85774, 128661, 240827, 257322, 481654, 722481, 1444962, 3130751, 6261502, 9392253, 18784506]

約数ペア:

[(1, 18784506), (2, 9392253), (3, 6261502), (6, 3130751), (13, 1444962), (26, 722481), (39, 481654), (73, 257322), (78, 240827), (146, 128661), (219, 85774), (438, 42887), (949, 19794), (1898, 9897), (2847, 6598), (3299, 5694)]