201913918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 323108352

約数和(自身を除く): 121194434

約数列:

[1, 2, 23, 46, 71, 142, 211, 293, 422, 586, 1633, 3266, 4853, 6739, 9706, 13478, 14981, 20803, 29962, 41606, 61823, 123646, 344563, 478469, 689126, 956938, 1421929, 2843858, 4389433, 8778866, 100956959, 201913918]

約数ペア:

[(1, 201913918), (2, 100956959), (23, 8778866), (46, 4389433), (71, 2843858), (142, 1421929), (211, 956938), (293, 689126), (422, 478469), (586, 344563), (1633, 123646), (3266, 61823), (4853, 41606), (6739, 29962), (9706, 20803), (13478, 14981)]