19157190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49121}}^1$

素因数の和:49144

約数の個数: 32

約数和(自身を含む): 49514976

約数和(自身を除く): 30357786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49121, 98242, 147363, 245605, 294726, 491210, 638573, 736815, 1277146, 1473630, 1915719, 3192865, 3831438, 6385730, 9578595, 19157190]

約数ペア:

[(1, 19157190), (2, 9578595), (3, 6385730), (5, 3831438), (6, 3192865), (10, 1915719), (13, 1473630), (15, 1277146), (26, 736815), (30, 638573), (39, 491210), (65, 294726), (78, 245605), (130, 147363), (195, 98242), (390, 49121)]