20170771616

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{24391}}^1$

素因数の和:25045

約数の個数: 48

約数和(自身を含む): 40704003648

約数和(自身を除く): 20533232032

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 601, 688, 1202, 1376, 2404, 4808, 9616, 19232, 24391, 25843, 48782, 51686, 97564, 103372, 195128, 206744, 390256, 413488, 780512, 826976, 1048813, 2097626, 4195252, 8390504, 14658991, 16781008, 29317982, 33562016, 58635964, 117271928, 234543856, 469087712, 630336613, 1260673226, 2521346452, 5042692904, 10085385808, 20170771616]

約数ペア:

[(1, 20170771616), (2, 10085385808), (4, 5042692904), (8, 2521346452), (16, 1260673226), (32, 630336613), (43, 469087712), (86, 234543856), (172, 117271928), (344, 58635964), (601, 33562016), (688, 29317982), (1202, 16781008), (1376, 14658991), (2404, 8390504), (4808, 4195252), (9616, 2097626), (19232, 1048813), (24391, 826976), (25843, 780512), (48782, 413488), (51686, 390256), (97564, 206744), (103372, 195128)]