19372905

素因数分解:

$3^3\times 5^1\times {\mathrm{143503}}^1$

素因数の和:143517

約数の個数: 16

約数和(自身を含む): 34440960

約数和(自身を除く): 15068055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 143503, 430509, 717515, 1291527, 2152545, 3874581, 6457635, 19372905]

約数ペア:

[(1, 19372905), (3, 6457635), (5, 3874581), (9, 2152545), (15, 1291527), (27, 717515), (45, 430509), (135, 143503)]