18851718

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 20067162

約数列:

[1, 2, 3, 6, 41, 82, 123, 197, 246, 389, 394, 591, 778, 1167, 1182, 2334, 8077, 15949, 16154, 24231, 31898, 47847, 48462, 76633, 95694, 153266, 229899, 459798, 3141953, 6283906, 9425859, 18851718]

約数ペア:

[(1, 18851718), (2, 9425859), (3, 6283906), (6, 3141953), (41, 459798), (82, 229899), (123, 153266), (197, 95694), (246, 76633), (389, 48462), (394, 47847), (591, 31898), (778, 24231), (1167, 16154), (1182, 15949), (2334, 8077)]