201520376

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{397}}^1\times {\mathrm{593}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 382987440

約数和(自身を除く): 181467064

約数列:

[1, 2, 4, 8, 107, 214, 397, 428, 593, 794, 856, 1186, 1588, 2372, 3176, 4744, 42479, 63451, 84958, 126902, 169916, 235421, 253804, 339832, 470842, 507608, 941684, 1883368, 25190047, 50380094, 100760188, 201520376]

約数ペア:

[(1, 201520376), (2, 100760188), (4, 50380094), (8, 25190047), (107, 1883368), (214, 941684), (397, 507608), (428, 470842), (593, 339832), (794, 253804), (856, 235421), (1186, 169916), (1588, 126902), (2372, 84958), (3176, 63451), (4744, 42479)]