20344516209

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{110059}}^1$

素因数の和:110154

約数の個数: 48

約数和(自身を含む): 32965171200

約数和(自身を除く): 12620654991

約数列:

[1, 3, 9, 19, 23, 47, 57, 69, 141, 171, 207, 423, 437, 893, 1081, 1311, 2679, 3243, 3933, 8037, 9729, 20539, 61617, 110059, 184851, 330177, 990531, 2091121, 2531357, 5172773, 6273363, 7594071, 15518319, 18820089, 22782213, 46554957, 48095783, 98282687, 118973779, 144287349, 294848061, 356921337, 432862047, 884544183, 1070764011, 2260501801, 6781505403, 20344516209]

約数ペア:

[(1, 20344516209), (3, 6781505403), (9, 2260501801), (19, 1070764011), (23, 884544183), (47, 432862047), (57, 356921337), (69, 294848061), (141, 144287349), (171, 118973779), (207, 98282687), (423, 48095783), (437, 46554957), (893, 22782213), (1081, 18820089), (1311, 15518319), (2679, 7594071), (3243, 6273363), (3933, 5172773), (8037, 2531357), (9729, 2091121), (20539, 990531), (61617, 330177), (110059, 184851)]