20137950

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{2131}}^1$

素因数の和:2159

約数の個数: 96

約数和(自身を含む): 63448320

約数和(自身を除く): 43310370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 126, 135, 150, 175, 189, 210, 225, 270, 315, 350, 378, 450, 525, 630, 675, 945, 1050, 1350, 1575, 1890, 2131, 3150, 4262, 4725, 6393, 9450, 10655, 12786, 14917, 19179, 21310, 29834, 31965, 38358, 44751, 53275, 57537, 63930, 74585, 89502, 95895, 106550, 115074, 134253, 149170, 159825, 191790, 223755, 268506, 287685, 319650, 372925, 402759, 447510, 479475, 575370, 671265, 745850, 805518, 958950, 1118775, 1342530, 1438425, 2013795, 2237550, 2876850, 3356325, 4027590, 6712650, 10068975, 20137950]

約数ペア:

[(1, 20137950), (2, 10068975), (3, 6712650), (5, 4027590), (6, 3356325), (7, 2876850), (9, 2237550), (10, 2013795), (14, 1438425), (15, 1342530), (18, 1118775), (21, 958950), (25, 805518), (27, 745850), (30, 671265), (35, 575370), (42, 479475), (45, 447510), (50, 402759), (54, 372925), (63, 319650), (70, 287685), (75, 268506), (90, 223755), (105, 191790), (126, 159825), (135, 149170), (150, 134253), (175, 115074), (189, 106550), (210, 95895), (225, 89502), (270, 74585), (315, 63930), (350, 57537), (378, 53275), (450, 44751), (525, 38358), (630, 31965), (675, 29834), (945, 21310), (1050, 19179), (1350, 14917), (1575, 12786), (1890, 10655), (2131, 9450), (3150, 6393), (4262, 4725)]