18855452

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2111}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 23722468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2111, 2233, 4222, 4466, 8444, 8932, 14777, 23221, 29554, 46442, 59108, 61219, 92884, 122438, 162547, 244876, 325094, 428533, 650188, 673409, 857066, 1346818, 1714132, 2693636, 4713863, 9427726, 18855452]

約数ペア:

[(1, 18855452), (2, 9427726), (4, 4713863), (7, 2693636), (11, 1714132), (14, 1346818), (22, 857066), (28, 673409), (29, 650188), (44, 428533), (58, 325094), (77, 244876), (116, 162547), (154, 122438), (203, 92884), (308, 61219), (319, 59108), (406, 46442), (638, 29554), (812, 23221), (1276, 14777), (2111, 8932), (2233, 8444), (4222, 4466)]