205161886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 340070400

約数和(自身を除く): 134908514

約数列:

[1, 2, 19, 23, 38, 46, 191, 382, 437, 874, 1229, 2458, 3629, 4393, 7258, 8786, 23351, 28267, 46702, 56534, 83467, 166934, 234739, 469478, 537073, 1074146, 4460041, 5398997, 8920082, 10797994, 102580943, 205161886]

約数ペア:

[(1, 205161886), (2, 102580943), (19, 10797994), (23, 8920082), (38, 5398997), (46, 4460041), (191, 1074146), (382, 537073), (437, 469478), (874, 234739), (1229, 166934), (2458, 83467), (3629, 56534), (4393, 46702), (7258, 28267), (8786, 23351)]