22131990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{245911}}^1$

素因数の和:245924

約数の個数: 24

約数和(自身を含む): 57543408

約数和(自身を除く): 35411418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 245911, 491822, 737733, 1229555, 1475466, 2213199, 2459110, 3688665, 4426398, 7377330, 11065995, 22131990]

約数ペア:

[(1, 22131990), (2, 11065995), (3, 7377330), (5, 4426398), (6, 3688665), (9, 2459110), (10, 2213199), (15, 1475466), (18, 1229555), (30, 737733), (45, 491822), (90, 245911)]