18381832

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2203}}^1$

素因数の和:2365

約数の個数: 32

約数和(自身を含む): 39672000

約数和(自身を除く): 21290168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 2203, 4172, 4406, 8344, 8812, 15421, 17624, 30842, 61684, 123368, 328247, 656494, 1312988, 2297729, 2625976, 4595458, 9190916, 18381832]

約数ペア:

[(1, 18381832), (2, 9190916), (4, 4595458), (7, 2625976), (8, 2297729), (14, 1312988), (28, 656494), (56, 328247), (149, 123368), (298, 61684), (596, 30842), (1043, 17624), (1192, 15421), (2086, 8812), (2203, 8344), (4172, 4406)]