19919746

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1069}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 37595520

約数和(自身を除く): 17675774

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1069, 1331, 1694, 2138, 2662, 7483, 9317, 11759, 14966, 18634, 23518, 82313, 129349, 164626, 258698, 905443, 1422839, 1810886, 2845678, 9959873, 19919746]

約数ペア:

[(1, 19919746), (2, 9959873), (7, 2845678), (11, 1810886), (14, 1422839), (22, 905443), (77, 258698), (121, 164626), (154, 129349), (242, 82313), (847, 23518), (1069, 18634), (1331, 14966), (1694, 11759), (2138, 9317), (2662, 7483)]