19137978

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 46771200

約数和(自身を除く): 27633222

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 811, 874, 1026, 1242, 1311, 1622, 2433, 2622, 3933, 4866, 7299, 7866, 11799, 14598, 15409, 18653, 21897, 23598, 30818, 37306, 43794, 46227, 55959, 92454, 111918, 138681, 167877, 277362, 335754, 354407, 416043, 503631, 708814, 832086, 1007262, 1063221, 2126442, 3189663, 6379326, 9568989, 19137978]

約数ペア:

[(1, 19137978), (2, 9568989), (3, 6379326), (6, 3189663), (9, 2126442), (18, 1063221), (19, 1007262), (23, 832086), (27, 708814), (38, 503631), (46, 416043), (54, 354407), (57, 335754), (69, 277362), (114, 167877), (138, 138681), (171, 111918), (207, 92454), (342, 55959), (414, 46227), (437, 43794), (513, 37306), (621, 30818), (811, 23598), (874, 21897), (1026, 18653), (1242, 15409), (1311, 14598), (1622, 11799), (2433, 7866), (2622, 7299), (3933, 4866)]