18985284

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{2677}}^1$

素因数の和:2884

約数の個数: 36

約数和(自身を含む): 48252204

約数和(自身を除く): 29266920

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 2677, 3546, 5354, 7092, 8031, 10708, 16062, 24093, 32124, 48186, 96372, 527369, 1054738, 1582107, 2109476, 3164214, 4746321, 6328428, 9492642, 18985284]

約数ペア:

[(1, 18985284), (2, 9492642), (3, 6328428), (4, 4746321), (6, 3164214), (9, 2109476), (12, 1582107), (18, 1054738), (36, 527369), (197, 96372), (394, 48186), (591, 32124), (788, 24093), (1182, 16062), (1773, 10708), (2364, 8031), (2677, 7092), (3546, 5354)]