18941850

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{1559}}^1$

素因数の和:1586

約数の個数: 72

約数和(自身を含む): 52809120

約数和(自身を除く): 33867270

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, 243, 270, 405, 450, 486, 675, 810, 1215, 1350, 1559, 2025, 2430, 3118, 4050, 4677, 6075, 7795, 9354, 12150, 14031, 15590, 23385, 28062, 38975, 42093, 46770, 70155, 77950, 84186, 116925, 126279, 140310, 210465, 233850, 252558, 350775, 378837, 420930, 631395, 701550, 757674, 1052325, 1262790, 1894185, 2104650, 3156975, 3788370, 6313950, 9470925, 18941850]

約数ペア:

[(1, 18941850), (2, 9470925), (3, 6313950), (5, 3788370), (6, 3156975), (9, 2104650), (10, 1894185), (15, 1262790), (18, 1052325), (25, 757674), (27, 701550), (30, 631395), (45, 420930), (50, 378837), (54, 350775), (75, 252558), (81, 233850), (90, 210465), (135, 140310), (150, 126279), (162, 116925), (225, 84186), (243, 77950), (270, 70155), (405, 46770), (450, 42093), (486, 38975), (675, 28062), (810, 23385), (1215, 15590), (1350, 14031), (1559, 12150), (2025, 9354), (2430, 7795), (3118, 6075), (4050, 4677)]