19419814

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{13931}}^1$

素因数の和:13991

約数の個数: 16

約数和(自身を含む): 31597776

約数和(自身を除く): 12177962

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 13931, 27862, 236827, 473654, 571171, 1142342, 9709907, 19419814]

約数ペア:

[(1, 19419814), (2, 9709907), (17, 1142342), (34, 571171), (41, 473654), (82, 236827), (697, 27862), (1394, 13931)]