18508218

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 19314246

約数列:

[1, 2, 3, 6, 107, 127, 214, 227, 254, 321, 381, 454, 642, 681, 762, 1362, 13589, 24289, 27178, 28829, 40767, 48578, 57658, 72867, 81534, 86487, 145734, 172974, 3084703, 6169406, 9254109, 18508218]

約数ペア:

[(1, 18508218), (2, 9254109), (3, 6169406), (6, 3084703), (107, 172974), (127, 145734), (214, 86487), (227, 81534), (254, 72867), (321, 57658), (381, 48578), (454, 40767), (642, 28829), (681, 27178), (762, 24289), (1362, 13589)]