18021590

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 33981120

約数和(自身を除く): 15959530

約数列:

[1, 2, 5, 10, 37, 53, 74, 106, 185, 265, 370, 530, 919, 1838, 1961, 3922, 4595, 9190, 9805, 19610, 34003, 48707, 68006, 97414, 170015, 243535, 340030, 487070, 1802159, 3604318, 9010795, 18021590]

約数ペア:

[(1, 18021590), (2, 9010795), (5, 3604318), (10, 1802159), (37, 487070), (53, 340030), (74, 243535), (106, 170015), (185, 97414), (265, 68006), (370, 48707), (530, 34003), (919, 19610), (1838, 9805), (1961, 9190), (3922, 4595)]