19673290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1663}}^1$

素因数の和:1703

約数の個数: 48

約数和(自身を含む): 43849728

約数和(自身を除く): 24176438

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1663, 1690, 2366, 3326, 5915, 8315, 11641, 11830, 16630, 21619, 23282, 43238, 58205, 108095, 116410, 151333, 216190, 281047, 302666, 562094, 756665, 1405235, 1513330, 1967329, 2810470, 3934658, 9836645, 19673290]

約数ペア:

[(1, 19673290), (2, 9836645), (5, 3934658), (7, 2810470), (10, 1967329), (13, 1513330), (14, 1405235), (26, 756665), (35, 562094), (65, 302666), (70, 281047), (91, 216190), (130, 151333), (169, 116410), (182, 108095), (338, 58205), (455, 43238), (845, 23282), (910, 21619), (1183, 16630), (1663, 11830), (1690, 11641), (2366, 8315), (3326, 5915)]