18937860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315631}}^1$

素因数の和:315643

約数の個数: 24

約数和(自身を含む): 53026176

約数和(自身を除く): 34088316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315631, 631262, 946893, 1262524, 1578155, 1893786, 3156310, 3787572, 4734465, 6312620, 9468930, 18937860]

約数ペア:

[(1, 18937860), (2, 9468930), (3, 6312620), (4, 4734465), (5, 3787572), (6, 3156310), (10, 1893786), (12, 1578155), (15, 1262524), (20, 946893), (30, 631262), (60, 315631)]