19053970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 37320192

約数和(自身を除く): 18266222

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 1423, 2678, 2846, 6695, 7115, 13390, 14230, 18499, 36998, 92495, 146569, 184990, 293138, 732845, 1465690, 1905397, 3810794, 9526985, 19053970]

約数ペア:

[(1, 19053970), (2, 9526985), (5, 3810794), (10, 1905397), (13, 1465690), (26, 732845), (65, 293138), (103, 184990), (130, 146569), (206, 92495), (515, 36998), (1030, 18499), (1339, 14230), (1423, 13390), (2678, 7115), (2846, 6695)]