20850372

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 57584800

約数和(自身を除く): 36734428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1129, 1539, 2052, 2258, 3078, 3387, 4516, 4617, 6156, 6774, 9234, 10161, 13548, 18468, 20322, 21451, 30483, 40644, 42902, 60966, 64353, 85804, 91449, 121932, 128706, 182898, 193059, 257412, 274347, 365796, 386118, 548694, 579177, 772236, 1097388, 1158354, 1737531, 2316708, 3475062, 5212593, 6950124, 10425186, 20850372]

約数ペア:

[(1, 20850372), (2, 10425186), (3, 6950124), (4, 5212593), (6, 3475062), (9, 2316708), (12, 1737531), (18, 1158354), (19, 1097388), (27, 772236), (36, 579177), (38, 548694), (54, 386118), (57, 365796), (76, 274347), (81, 257412), (108, 193059), (114, 182898), (162, 128706), (171, 121932), (228, 91449), (243, 85804), (324, 64353), (342, 60966), (486, 42902), (513, 40644), (684, 30483), (972, 21451), (1026, 20322), (1129, 18468), (1539, 13548), (2052, 10161), (2258, 9234), (3078, 6774), (3387, 6156), (4516, 4617)]