19209855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9629}}^1$

素因数の和:9663

約数の個数: 32

約数和(自身を含む): 36979200

約数和(自身を除く): 17769345

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9629, 28887, 48145, 67403, 144435, 182951, 202209, 337015, 548853, 914755, 1011045, 1280657, 2744265, 3841971, 6403285, 19209855]

約数ペア:

[(1, 19209855), (3, 6403285), (5, 3841971), (7, 2744265), (15, 1280657), (19, 1011045), (21, 914755), (35, 548853), (57, 337015), (95, 202209), (105, 182951), (133, 144435), (285, 67403), (399, 48145), (665, 28887), (1995, 9629)]