20176790944

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1\times {\mathrm{367}}^1$

素因数の和:918

約数の個数: 96

約数和(自身を含む): 41495279616

約数和(自身を除く): 21318488672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 248, 314, 353, 367, 496, 628, 706, 734, 992, 1256, 1412, 1468, 2512, 2824, 2936, 4867, 5024, 5648, 5872, 9734, 10943, 11296, 11377, 11744, 19468, 21886, 22754, 38936, 43772, 45508, 55421, 57619, 77872, 87544, 91016, 110842, 115238, 129551, 155744, 175088, 182032, 221684, 230476, 259102, 350176, 364064, 443368, 460952, 518204, 886736, 921904, 1036408, 1718051, 1773472, 1786189, 1843808, 2072816, 3436102, 3572378, 4016081, 4145632, 6872204, 7144756, 8032162, 13744408, 14289512, 16064324, 20339507, 27488816, 28579024, 32128648, 40679014, 54977632, 57158048, 64257296, 81358028, 128514592, 162716056, 325432112, 630524717, 650864224, 1261049434, 2522098868, 5044197736, 10088395472, 20176790944]

約数ペア:

[(1, 20176790944), (2, 10088395472), (4, 5044197736), (8, 2522098868), (16, 1261049434), (31, 650864224), (32, 630524717), (62, 325432112), (124, 162716056), (157, 128514592), (248, 81358028), (314, 64257296), (353, 57158048), (367, 54977632), (496, 40679014), (628, 32128648), (706, 28579024), (734, 27488816), (992, 20339507), (1256, 16064324), (1412, 14289512), (1468, 13744408), (2512, 8032162), (2824, 7144756), (2936, 6872204), (4867, 4145632), (5024, 4016081), (5648, 3572378), (5872, 3436102), (9734, 2072816), (10943, 1843808), (11296, 1786189), (11377, 1773472), (11744, 1718051), (19468, 1036408), (21886, 921904), (22754, 886736), (38936, 518204), (43772, 460952), (45508, 443368), (55421, 364064), (57619, 350176), (77872, 259102), (87544, 230476), (91016, 221684), (110842, 182032), (115238, 175088), (129551, 155744)]