20188902

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 41762304

約数和(自身を除く): 21573402

約数列:

[1, 2, 3, 6, 37, 74, 111, 211, 222, 422, 431, 633, 862, 1266, 1293, 2586, 7807, 15614, 15947, 23421, 31894, 46842, 47841, 90941, 95682, 181882, 272823, 545646, 3364817, 6729634, 10094451, 20188902]

約数ペア:

[(1, 20188902), (2, 10094451), (3, 6729634), (6, 3364817), (37, 545646), (74, 272823), (111, 181882), (211, 95682), (222, 90941), (422, 47841), (431, 46842), (633, 31894), (862, 23421), (1266, 15947), (1293, 15614), (2586, 7807)]