18997430

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3079}}^1$

素因数の和:3703

約数の個数: 16

約数和(自身を含む): 34261920

約数和(自身を除く): 15264490

約数列:

[1, 2, 5, 10, 617, 1234, 3079, 3085, 6158, 6170, 15395, 30790, 1899743, 3799486, 9498715, 18997430]

約数ペア:

[(1, 18997430), (2, 9498715), (5, 3799486), (10, 1899743), (617, 30790), (1234, 15395), (3079, 6170), (3085, 6158)]