20087515532

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{1033}}^1$

素因数の和:1639

約数の個数: 96

約数和(自身を含む): 42558050304

約数和(自身を除く): 22470534772

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 434, 521, 602, 868, 1033, 1042, 1204, 1333, 2066, 2084, 2666, 3647, 4132, 5332, 7231, 7294, 9331, 14462, 14588, 16151, 18662, 22403, 28924, 32023, 32302, 37324, 44419, 44806, 64046, 64604, 88838, 89612, 113057, 128092, 156821, 177676, 224161, 226114, 310933, 313642, 448322, 452228, 538193, 621866, 627284, 694493, 896644, 1076386, 1243732, 1376989, 1388986, 2152772, 2753978, 2777972, 3767351, 4861451, 5507956, 7534702, 9638923, 9722902, 15069404, 16683983, 19277846, 19445804, 23142299, 33367966, 38555692, 46284598, 66735932, 92569196, 116787881, 161996093, 233575762, 323992186, 467151524, 647984372, 717411269, 1434822538, 2869645076, 5021878883, 10043757766, 20087515532]

約数ペア:

[(1, 20087515532), (2, 10043757766), (4, 5021878883), (7, 2869645076), (14, 1434822538), (28, 717411269), (31, 647984372), (43, 467151524), (62, 323992186), (86, 233575762), (124, 161996093), (172, 116787881), (217, 92569196), (301, 66735932), (434, 46284598), (521, 38555692), (602, 33367966), (868, 23142299), (1033, 19445804), (1042, 19277846), (1204, 16683983), (1333, 15069404), (2066, 9722902), (2084, 9638923), (2666, 7534702), (3647, 5507956), (4132, 4861451), (5332, 3767351), (7231, 2777972), (7294, 2753978), (9331, 2152772), (14462, 1388986), (14588, 1376989), (16151, 1243732), (18662, 1076386), (22403, 896644), (28924, 694493), (32023, 627284), (32302, 621866), (37324, 538193), (44419, 452228), (44806, 448322), (64046, 313642), (64604, 310933), (88838, 226114), (89612, 224161), (113057, 177676), (128092, 156821)]