20470044

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 57404928

約数和(自身を除く): 36934884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1123, 1302, 1519, 2246, 2604, 3038, 3369, 4492, 4557, 6076, 6738, 7861, 9114, 13476, 15722, 18228, 23583, 31444, 34813, 47166, 55027, 69626, 94332, 104439, 110054, 139252, 165081, 208878, 220108, 243691, 330162, 417756, 487382, 660324, 731073, 974764, 1462146, 1705837, 2924292, 3411674, 5117511, 6823348, 10235022, 20470044]

約数ペア:

[(1, 20470044), (2, 10235022), (3, 6823348), (4, 5117511), (6, 3411674), (7, 2924292), (12, 1705837), (14, 1462146), (21, 974764), (28, 731073), (31, 660324), (42, 487382), (49, 417756), (62, 330162), (84, 243691), (93, 220108), (98, 208878), (124, 165081), (147, 139252), (186, 110054), (196, 104439), (217, 94332), (294, 69626), (372, 55027), (434, 47166), (588, 34813), (651, 31444), (868, 23583), (1123, 18228), (1302, 15722), (1519, 13476), (2246, 9114), (2604, 7861), (3038, 6738), (3369, 6076), (4492, 4557)]