19380903

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{607}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 26849280

約数和(自身を除く): 7468377

約数列:

[1, 3, 29, 87, 367, 607, 1101, 1821, 10643, 17603, 31929, 52809, 222769, 668307, 6460301, 19380903]

約数ペア:

[(1, 19380903), (3, 6460301), (29, 668307), (87, 222769), (367, 52809), (607, 31929), (1101, 17603), (1821, 10643)]