13191970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 26516160

約数和(自身を除く): 13324190

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 2789, 4730, 5578, 13945, 27890, 30679, 61358, 119927, 153395, 239854, 306790, 599635, 1199270, 1319197, 2638394, 6595985, 13191970]

約数ペア:

[(1, 13191970), (2, 6595985), (5, 2638394), (10, 1319197), (11, 1199270), (22, 599635), (43, 306790), (55, 239854), (86, 153395), (110, 119927), (215, 61358), (430, 30679), (473, 27890), (946, 13945), (2365, 5578), (2789, 4730)]