19419465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1879}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 14691255

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 1879, 2067, 3445, 5637, 9395, 10335, 24427, 28185, 73281, 99587, 122135, 298761, 366405, 497935, 1294631, 1493805, 3883893, 6473155, 19419465]

約数ペア:

[(1, 19419465), (3, 6473155), (5, 3883893), (13, 1493805), (15, 1294631), (39, 497935), (53, 366405), (65, 298761), (159, 122135), (195, 99587), (265, 73281), (689, 28185), (795, 24427), (1879, 10335), (2067, 9395), (3445, 5637)]