19166745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 33247872

約数和(自身を除く): 14081127

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 433, 681, 1135, 1299, 2165, 2951, 3405, 5629, 6495, 8853, 14755, 16887, 28145, 44265, 84435, 98291, 294873, 491455, 1277783, 1474365, 3833349, 6388915, 19166745]

約数ペア:

[(1, 19166745), (3, 6388915), (5, 3833349), (13, 1474365), (15, 1277783), (39, 491455), (65, 294873), (195, 98291), (227, 84435), (433, 44265), (681, 28145), (1135, 16887), (1299, 14755), (2165, 8853), (2951, 6495), (3405, 5629)]