20189855658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{863}}^1\times {\mathrm{1543}}^1$

素因数の和:2456

約数の個数: 96

約数和(自身を含む): 48792969216

約数和(自身を除く): 28603113558

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 361, 399, 722, 798, 863, 1083, 1543, 1726, 2166, 2527, 2589, 3086, 4629, 5054, 5178, 6041, 7581, 9258, 10801, 12082, 15162, 16397, 18123, 21602, 29317, 32403, 32794, 36246, 49191, 58634, 64806, 87951, 98382, 114779, 175902, 205219, 229558, 311543, 344337, 410438, 557023, 615657, 623086, 688674, 934629, 1114046, 1231314, 1331609, 1671069, 1869258, 2180801, 2663218, 3342138, 3899161, 3994827, 4361602, 6542403, 7798322, 7989654, 9321263, 11697483, 13084806, 18642526, 23394966, 25300571, 27963789, 50601142, 55927578, 75901713, 151803426, 177103997, 354207994, 480710849, 531311991, 961421698, 1062623982, 1442132547, 2884265094, 3364975943, 6729951886, 10094927829, 20189855658]

約数ペア:

[(1, 20189855658), (2, 10094927829), (3, 6729951886), (6, 3364975943), (7, 2884265094), (14, 1442132547), (19, 1062623982), (21, 961421698), (38, 531311991), (42, 480710849), (57, 354207994), (114, 177103997), (133, 151803426), (266, 75901713), (361, 55927578), (399, 50601142), (722, 27963789), (798, 25300571), (863, 23394966), (1083, 18642526), (1543, 13084806), (1726, 11697483), (2166, 9321263), (2527, 7989654), (2589, 7798322), (3086, 6542403), (4629, 4361602), (5054, 3994827), (5178, 3899161), (6041, 3342138), (7581, 2663218), (9258, 2180801), (10801, 1869258), (12082, 1671069), (15162, 1331609), (16397, 1231314), (18123, 1114046), (21602, 934629), (29317, 688674), (32403, 623086), (32794, 615657), (36246, 557023), (49191, 410438), (58634, 344337), (64806, 311543), (87951, 229558), (98382, 205219), (114779, 175902)]