20217634528

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{52999}}^1$

素因数の和:53160

約数の個数: 96

約数和(自身を含む): 49363776000

約数和(自身を除く): 29146141472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 131, 182, 208, 224, 262, 364, 416, 524, 728, 917, 1048, 1456, 1703, 1834, 2096, 2912, 3406, 3668, 4192, 6812, 7336, 11921, 13624, 14672, 23842, 27248, 29344, 47684, 52999, 54496, 95368, 105998, 190736, 211996, 370993, 381472, 423992, 688987, 741986, 847984, 1377974, 1483972, 1695968, 2755948, 2967944, 4822909, 5511896, 5935888, 6942869, 9645818, 11023792, 11871776, 13885738, 19291636, 22047584, 27771476, 38583272, 48600083, 55542952, 77166544, 90257297, 97200166, 111085904, 154333088, 180514594, 194400332, 222171808, 361029188, 388800664, 631801079, 722058376, 777601328, 1263602158, 1444116752, 1555202656, 2527204316, 2888233504, 5054408632, 10108817264, 20217634528]

約数ペア:

[(1, 20217634528), (2, 10108817264), (4, 5054408632), (7, 2888233504), (8, 2527204316), (13, 1555202656), (14, 1444116752), (16, 1263602158), (26, 777601328), (28, 722058376), (32, 631801079), (52, 388800664), (56, 361029188), (91, 222171808), (104, 194400332), (112, 180514594), (131, 154333088), (182, 111085904), (208, 97200166), (224, 90257297), (262, 77166544), (364, 55542952), (416, 48600083), (524, 38583272), (728, 27771476), (917, 22047584), (1048, 19291636), (1456, 13885738), (1703, 11871776), (1834, 11023792), (2096, 9645818), (2912, 6942869), (3406, 5935888), (3668, 5511896), (4192, 4822909), (6812, 2967944), (7336, 2755948), (11921, 1695968), (13624, 1483972), (14672, 1377974), (23842, 847984), (27248, 741986), (29344, 688987), (47684, 423992), (52999, 381472), (54496, 370993), (95368, 211996), (105998, 190736)]