208288564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3413}}^1$

素因数の和:3520

約数の個数: 48

約数和(自身を含む): 424428480

約数和(自身を除く): 216139916

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 73, 76, 146, 209, 292, 418, 803, 836, 1387, 1606, 2774, 3212, 3413, 5548, 6826, 13652, 15257, 30514, 37543, 61028, 64847, 75086, 129694, 150172, 249149, 259388, 498298, 713317, 996596, 1426634, 2740639, 2853268, 4733831, 5481278, 9467662, 10962556, 18935324, 52072141, 104144282, 208288564]

約数ペア:

[(1, 208288564), (2, 104144282), (4, 52072141), (11, 18935324), (19, 10962556), (22, 9467662), (38, 5481278), (44, 4733831), (73, 2853268), (76, 2740639), (146, 1426634), (209, 996596), (292, 713317), (418, 498298), (803, 259388), (836, 249149), (1387, 150172), (1606, 129694), (2774, 75086), (3212, 64847), (3413, 61028), (5548, 37543), (6826, 30514), (13652, 15257)]