20574112818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{12149}}^1$

素因数の和:12883

約数の個数: 64

約数和(自身を含む): 47873721600

約数和(自身を除く): 27299608782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 661, 854, 1281, 1322, 1983, 2562, 3966, 4627, 9254, 12149, 13881, 24298, 27762, 36447, 40321, 72894, 80642, 85043, 120963, 170086, 241926, 255129, 282247, 510258, 564494, 741089, 846741, 1482178, 1693482, 2223267, 4446534, 5187623, 8030489, 10375246, 15562869, 16060978, 24091467, 31125738, 48182934, 56213423, 112426846, 168640269, 337280538, 489859829, 979719658, 1469579487, 2939158974, 3429018803, 6858037606, 10287056409, 20574112818]

約数ペア:

[(1, 20574112818), (2, 10287056409), (3, 6858037606), (6, 3429018803), (7, 2939158974), (14, 1469579487), (21, 979719658), (42, 489859829), (61, 337280538), (122, 168640269), (183, 112426846), (366, 56213423), (427, 48182934), (661, 31125738), (854, 24091467), (1281, 16060978), (1322, 15562869), (1983, 10375246), (2562, 8030489), (3966, 5187623), (4627, 4446534), (9254, 2223267), (12149, 1693482), (13881, 1482178), (24298, 846741), (27762, 741089), (36447, 564494), (40321, 510258), (72894, 282247), (80642, 255129), (85043, 241926), (120963, 170086)]