201666190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2053}}^1$

素因数の和:2137

約数の個数: 64

約数和(自身を含む): 425917440

約数和(自身を除く): 224251250

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 190, 209, 235, 418, 470, 517, 893, 1034, 1045, 1786, 2053, 2090, 2585, 4106, 4465, 5170, 8930, 9823, 10265, 19646, 20530, 22583, 39007, 45166, 49115, 78014, 96491, 98230, 112915, 192982, 195035, 225830, 390070, 429077, 482455, 858154, 964910, 1061401, 1833329, 2122802, 2145385, 3666658, 4290770, 5307005, 9166645, 10614010, 18333290, 20166619, 40333238, 100833095, 201666190]

約数ペア:

[(1, 201666190), (2, 100833095), (5, 40333238), (10, 20166619), (11, 18333290), (19, 10614010), (22, 9166645), (38, 5307005), (47, 4290770), (55, 3666658), (94, 2145385), (95, 2122802), (110, 1833329), (190, 1061401), (209, 964910), (235, 858154), (418, 482455), (470, 429077), (517, 390070), (893, 225830), (1034, 195035), (1045, 192982), (1786, 112915), (2053, 98230), (2090, 96491), (2585, 78014), (4106, 49115), (4465, 45166), (5170, 39007), (8930, 22583), (9823, 20530), (10265, 19646)]