17738920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6619}}^1$

素因数の和:6697

約数の個数: 32

約数和(自身を含む): 40514400

約数和(自身を除く): 22775480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 6619, 13238, 26476, 33095, 52952, 66190, 132380, 264760, 443473, 886946, 1773892, 2217365, 3547784, 4434730, 8869460, 17738920]

約数ペア:

[(1, 17738920), (2, 8869460), (4, 4434730), (5, 3547784), (8, 2217365), (10, 1773892), (20, 886946), (40, 443473), (67, 264760), (134, 132380), (268, 66190), (335, 52952), (536, 33095), (670, 26476), (1340, 13238), (2680, 6619)]