18998550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{4691}}^1$

素因数の和:4715

約数の個数: 60

約数和(自身を含む): 52799076

約数和(自身を除く): 33800526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 4691, 9382, 14073, 23455, 28146, 42219, 46910, 70365, 84438, 117275, 126657, 140730, 211095, 234550, 253314, 351825, 379971, 422190, 633285, 703650, 759942, 1055475, 1266570, 1899855, 2110950, 3166425, 3799710, 6332850, 9499275, 18998550]

約数ペア:

[(1, 18998550), (2, 9499275), (3, 6332850), (5, 3799710), (6, 3166425), (9, 2110950), (10, 1899855), (15, 1266570), (18, 1055475), (25, 759942), (27, 703650), (30, 633285), (45, 422190), (50, 379971), (54, 351825), (75, 253314), (81, 234550), (90, 211095), (135, 140730), (150, 126657), (162, 117275), (225, 84438), (270, 70365), (405, 46910), (450, 42219), (675, 28146), (810, 23455), (1350, 14073), (2025, 9382), (4050, 4691)]