19213788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 52899840

約数和(自身を除く): 33686052

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 47, 57, 66, 76, 94, 114, 132, 141, 163, 188, 209, 228, 282, 326, 418, 489, 517, 564, 627, 652, 836, 893, 978, 1034, 1254, 1551, 1786, 1793, 1956, 2068, 2508, 2679, 3097, 3102, 3572, 3586, 5358, 5379, 6194, 6204, 7172, 7661, 9291, 9823, 10716, 10758, 12388, 15322, 18582, 19646, 21516, 22983, 29469, 30644, 34067, 37164, 39292, 45966, 58938, 68134, 84271, 91932, 102201, 117876, 136268, 145559, 168542, 204402, 252813, 291118, 337084, 408804, 436677, 505626, 582236, 873354, 1011252, 1601149, 1746708, 3202298, 4803447, 6404596, 9606894, 19213788]

約数ペア:

[(1, 19213788), (2, 9606894), (3, 6404596), (4, 4803447), (6, 3202298), (11, 1746708), (12, 1601149), (19, 1011252), (22, 873354), (33, 582236), (38, 505626), (44, 436677), (47, 408804), (57, 337084), (66, 291118), (76, 252813), (94, 204402), (114, 168542), (132, 145559), (141, 136268), (163, 117876), (188, 102201), (209, 91932), (228, 84271), (282, 68134), (326, 58938), (418, 45966), (489, 39292), (517, 37164), (564, 34067), (627, 30644), (652, 29469), (836, 22983), (893, 21516), (978, 19646), (1034, 18582), (1254, 15322), (1551, 12388), (1786, 10758), (1793, 10716), (1956, 9823), (2068, 9291), (2508, 7661), (2679, 7172), (3097, 6204), (3102, 6194), (3572, 5379), (3586, 5358)]