19866690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2063}}^1$

素因数の和:2183

約数の個数: 48

約数和(自身を含む): 52161408

約数和(自身を除く): 32294718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2063, 3210, 4126, 4815, 6189, 9630, 10315, 12378, 18567, 20630, 30945, 37134, 61890, 92835, 185670, 220741, 441482, 662223, 1103705, 1324446, 1986669, 2207410, 3311115, 3973338, 6622230, 9933345, 19866690]

約数ペア:

[(1, 19866690), (2, 9933345), (3, 6622230), (5, 3973338), (6, 3311115), (9, 2207410), (10, 1986669), (15, 1324446), (18, 1103705), (30, 662223), (45, 441482), (90, 220741), (107, 185670), (214, 92835), (321, 61890), (535, 37134), (642, 30945), (963, 20630), (1070, 18567), (1605, 12378), (1926, 10315), (2063, 9630), (3210, 6189), (4126, 4815)]