1997507568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191773}}^1$

素因数の和:191822

約数の個数: 80

約数和(自身を含む): 6087673856

約数和(自身を除く): 4090166288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 191773, 383546, 575319, 767092, 1150638, 1342411, 1534184, 2301276, 2684822, 3068368, 4027233, 4602552, 5369644, 5944963, 8054466, 9205104, 10739288, 11889926, 16108932, 17834889, 21478576, 23779852, 32217864, 35669778, 41614741, 47559704, 64435728, 71339556, 83229482, 95119408, 124844223, 142679112, 166458964, 249688446, 285358224, 332917928, 499376892, 665835856, 998753784, 1997507568]

約数ペア:

[(1, 1997507568), (2, 998753784), (3, 665835856), (4, 499376892), (6, 332917928), (7, 285358224), (8, 249688446), (12, 166458964), (14, 142679112), (16, 124844223), (21, 95119408), (24, 83229482), (28, 71339556), (31, 64435728), (42, 47559704), (48, 41614741), (56, 35669778), (62, 32217864), (84, 23779852), (93, 21478576), (112, 17834889), (124, 16108932), (168, 11889926), (186, 10739288), (217, 9205104), (248, 8054466), (336, 5944963), (372, 5369644), (434, 4602552), (496, 4027233), (651, 3068368), (744, 2684822), (868, 2301276), (1302, 1534184), (1488, 1342411), (1736, 1150638), (2604, 767092), (3472, 575319), (5208, 383546), (10416, 191773)]