19837995

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 14307285

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 1481, 2679, 4443, 4465, 7405, 13395, 22215, 28139, 69607, 84417, 140695, 208821, 348035, 422085, 1044105, 1322533, 3967599, 6612665, 19837995]

約数ペア:

[(1, 19837995), (3, 6612665), (5, 3967599), (15, 1322533), (19, 1044105), (47, 422085), (57, 348035), (95, 208821), (141, 140695), (235, 84417), (285, 69607), (705, 28139), (893, 22215), (1481, 13395), (2679, 7405), (4443, 4465)]