18709214

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 31021056

約数和(自身を除く): 12311842

約数列:

[1, 2, 17, 34, 43, 67, 86, 134, 191, 382, 731, 1139, 1462, 2278, 2881, 3247, 5762, 6494, 8213, 12797, 16426, 25594, 48977, 97954, 139621, 217549, 279242, 435098, 550271, 1100542, 9354607, 18709214]

約数ペア:

[(1, 18709214), (2, 9354607), (17, 1100542), (34, 550271), (43, 435098), (67, 279242), (86, 217549), (134, 139621), (191, 97954), (382, 48977), (731, 25594), (1139, 16426), (1462, 12797), (2278, 8213), (2881, 6494), (3247, 5762)]