20214860004

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2111}}^1\times {\mathrm{15647}}^1$

素因数の和:17785

約数の個数: 72

約数和(自身を含む): 54133567488

約数和(自身を除く): 33918707484

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 2111, 4222, 6333, 8444, 12666, 15647, 18999, 25332, 31294, 35887, 37998, 46941, 62588, 71774, 75996, 93882, 107661, 140823, 143548, 187764, 215322, 265999, 281646, 322983, 430644, 531998, 563292, 645966, 797997, 1063996, 1291932, 1595994, 2393991, 3191988, 4787982, 9575964, 33030817, 66061634, 99092451, 132123268, 198184902, 297277353, 396369804, 561523889, 594554706, 1123047778, 1189109412, 1684571667, 2246095556, 3369143334, 5053715001, 6738286668, 10107430002, 20214860004]

約数ペア:

[(1, 20214860004), (2, 10107430002), (3, 6738286668), (4, 5053715001), (6, 3369143334), (9, 2246095556), (12, 1684571667), (17, 1189109412), (18, 1123047778), (34, 594554706), (36, 561523889), (51, 396369804), (68, 297277353), (102, 198184902), (153, 132123268), (204, 99092451), (306, 66061634), (612, 33030817), (2111, 9575964), (4222, 4787982), (6333, 3191988), (8444, 2393991), (12666, 1595994), (15647, 1291932), (18999, 1063996), (25332, 797997), (31294, 645966), (35887, 563292), (37998, 531998), (46941, 430644), (62588, 322983), (71774, 281646), (75996, 265999), (93882, 215322), (107661, 187764), (140823, 143548)]