19313970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49523}}^1$

素因数の和:49546

約数の個数: 32

約数和(自身を含む): 49920192

約数和(自身を除く): 30606222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49523, 99046, 148569, 247615, 297138, 495230, 643799, 742845, 1287598, 1485690, 1931397, 3218995, 3862794, 6437990, 9656985, 19313970]

約数ペア:

[(1, 19313970), (2, 9656985), (3, 6437990), (5, 3862794), (6, 3218995), (10, 1931397), (13, 1485690), (15, 1287598), (26, 742845), (30, 643799), (39, 495230), (65, 297138), (78, 247615), (130, 148569), (195, 99046), (390, 49523)]