19192131

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{317}}^1$

素因数の和:392

約数の個数: 36

約数和(自身を含む): 32840496

約数和(自身を除く): 13648365

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 317, 651, 951, 961, 1953, 2219, 2853, 2883, 6657, 6727, 8649, 9827, 19971, 20181, 29481, 60543, 68789, 88443, 206367, 304637, 619101, 913911, 2132459, 2741733, 6397377, 19192131]

約数ペア:

[(1, 19192131), (3, 6397377), (7, 2741733), (9, 2132459), (21, 913911), (31, 619101), (63, 304637), (93, 206367), (217, 88443), (279, 68789), (317, 60543), (651, 29481), (951, 20181), (961, 19971), (1953, 9827), (2219, 8649), (2853, 6727), (2883, 6657)]