20174265

素因数分解:

$3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 36575880

約数和(自身を除く): 16401615

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 327, 405, 457, 545, 981, 1371, 1635, 2285, 2943, 4113, 4905, 6855, 8829, 12339, 14715, 20565, 37017, 44145, 49813, 61695, 149439, 185085, 249065, 448317, 747195, 1344951, 2241585, 4034853, 6724755, 20174265]

約数ペア:

[(1, 20174265), (3, 6724755), (5, 4034853), (9, 2241585), (15, 1344951), (27, 747195), (45, 448317), (81, 249065), (109, 185085), (135, 149439), (327, 61695), (405, 49813), (457, 44145), (545, 37017), (981, 20565), (1371, 14715), (1635, 12339), (2285, 8829), (2943, 6855), (4113, 4905)]