19314321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 29127168

約数和(自身を除く): 9812847

約数列:

[1, 3, 13, 39, 41, 47, 123, 141, 257, 533, 611, 771, 1599, 1833, 1927, 3341, 5781, 10023, 10537, 12079, 25051, 31611, 36237, 75153, 136981, 157027, 410943, 471081, 495239, 1485717, 6438107, 19314321]

約数ペア:

[(1, 19314321), (3, 6438107), (13, 1485717), (39, 495239), (41, 471081), (47, 410943), (123, 157027), (141, 136981), (257, 75153), (533, 36237), (611, 31611), (771, 25051), (1599, 12079), (1833, 10537), (1927, 10023), (3341, 5781)]