208523974

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{61657}}^1$

素因数の和:61767

約数の個数: 16

約数和(自身を含む): 332953200

約数和(自身を除く): 124429226

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 61657, 123314, 1171483, 2342966, 5487473, 10974946, 104261987, 208523974]

約数ペア:

[(1, 208523974), (2, 104261987), (19, 10974946), (38, 5487473), (89, 2342966), (178, 1171483), (1691, 123314), (3382, 61657)]