1818221608

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{677}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 3937824000

約数和(自身を除く): 2119602392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 241, 398, 482, 677, 796, 964, 1354, 1393, 1592, 1687, 1928, 2708, 2786, 3374, 4739, 5416, 5572, 6748, 9478, 11144, 13496, 18956, 37912, 47959, 95918, 134723, 163157, 191836, 269446, 326314, 335713, 383672, 538892, 652628, 671426, 943061, 1077784, 1142099, 1305256, 1342852, 1886122, 2284198, 2685704, 3772244, 4568396, 7544488, 9136792, 32468243, 64936486, 129872972, 227277701, 259745944, 454555402, 909110804, 1818221608]

約数ペア:

[(1, 1818221608), (2, 909110804), (4, 454555402), (7, 259745944), (8, 227277701), (14, 129872972), (28, 64936486), (56, 32468243), (199, 9136792), (241, 7544488), (398, 4568396), (482, 3772244), (677, 2685704), (796, 2284198), (964, 1886122), (1354, 1342852), (1393, 1305256), (1592, 1142099), (1687, 1077784), (1928, 943061), (2708, 671426), (2786, 652628), (3374, 538892), (4739, 383672), (5416, 335713), (5572, 326314), (6748, 269446), (9478, 191836), (11144, 163157), (13496, 134723), (18956, 95918), (37912, 47959)]