18565549904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{5657}}^1$

素因数の和:6348

約数の個数: 80

約数和(自身を含む): 40664272320

約数和(自身を除く): 22098722416

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 643, 1276, 1286, 2552, 2572, 5104, 5144, 5657, 7073, 10288, 11314, 14146, 18647, 22628, 28292, 37294, 45256, 56584, 62227, 74588, 90512, 113168, 124454, 149176, 164053, 205117, 248908, 298352, 328106, 410234, 497816, 656212, 820468, 995632, 1312424, 1640936, 1804583, 2624848, 3281872, 3609166, 3637451, 7218332, 7274902, 14436664, 14549804, 28873328, 29099608, 40011961, 58199216, 80023922, 105486079, 160047844, 210972158, 320095688, 421944316, 640191376, 843888632, 1160346869, 1687777264, 2320693738, 4641387476, 9282774952, 18565549904]

約数ペア:

[(1, 18565549904), (2, 9282774952), (4, 4641387476), (8, 2320693738), (11, 1687777264), (16, 1160346869), (22, 843888632), (29, 640191376), (44, 421944316), (58, 320095688), (88, 210972158), (116, 160047844), (176, 105486079), (232, 80023922), (319, 58199216), (464, 40011961), (638, 29099608), (643, 28873328), (1276, 14549804), (1286, 14436664), (2552, 7274902), (2572, 7218332), (5104, 3637451), (5144, 3609166), (5657, 3281872), (7073, 2624848), (10288, 1804583), (11314, 1640936), (14146, 1312424), (18647, 995632), (22628, 820468), (28292, 656212), (37294, 497816), (45256, 410234), (56584, 328106), (62227, 298352), (74588, 248908), (90512, 205117), (113168, 164053), (124454, 149176)]