18935820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105199}}^1$

素因数の和:105214

約数の個数: 36

約数和(自身を含む): 57439200

約数和(自身を除く): 38503380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105199, 210398, 315597, 420796, 525995, 631194, 946791, 1051990, 1262388, 1577985, 1893582, 2103980, 3155970, 3787164, 4733955, 6311940, 9467910, 18935820]

約数ペア:

[(1, 18935820), (2, 9467910), (3, 6311940), (4, 4733955), (5, 3787164), (6, 3155970), (9, 2103980), (10, 1893582), (12, 1577985), (15, 1262388), (18, 1051990), (20, 946791), (30, 631194), (36, 525995), (45, 420796), (60, 315597), (90, 210398), (180, 105199)]