19700613

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 29695328

約数和(自身を除く): 9994715

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 883, 2479, 2649, 7437, 7947, 22311, 32671, 59161, 98013, 177483, 294039, 532449, 2188957, 6566871, 19700613]

約数ペア:

[(1, 19700613), (3, 6566871), (9, 2188957), (37, 532449), (67, 294039), (111, 177483), (201, 98013), (333, 59161), (603, 32671), (883, 22311), (2479, 7947), (2649, 7437)]