19415390

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6203}}^1$

素因数の和:6523

約数の個数: 16

約数和(自身を含む): 35065008

約数和(自身を除く): 15649618

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6203, 12406, 31015, 62030, 1941539, 3883078, 9707695, 19415390]

約数ペア:

[(1, 19415390), (2, 9707695), (5, 3883078), (10, 1941539), (313, 62030), (626, 31015), (1565, 12406), (3130, 6203)]