18660420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103669}}^1$

素因数の和:103684

約数の個数: 36

約数和(自身を含む): 56603820

約数和(自身を除く): 37943400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 103669, 207338, 311007, 414676, 518345, 622014, 933021, 1036690, 1244028, 1555035, 1866042, 2073380, 3110070, 3732084, 4665105, 6220140, 9330210, 18660420]

約数ペア:

[(1, 18660420), (2, 9330210), (3, 6220140), (4, 4665105), (5, 3732084), (6, 3110070), (9, 2073380), (10, 1866042), (12, 1555035), (15, 1244028), (18, 1036690), (20, 933021), (30, 622014), (36, 518345), (45, 414676), (60, 311007), (90, 207338), (180, 103669)]