20187329517

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2327

約数の個数: 64

約数和(自身を含む): 31726080000

約数和(自身を除く): 11538750483

約数列:

[1, 3, 9, 23, 27, 69, 107, 149, 207, 321, 447, 621, 963, 1341, 2039, 2461, 2889, 3427, 4023, 6117, 7383, 10281, 15943, 18351, 22149, 30843, 46897, 47829, 55053, 66447, 92529, 140691, 143487, 218173, 303811, 366689, 422073, 430461, 654519, 911433, 1100067, 1266219, 1963557, 2734299, 3300201, 5017979, 5890671, 6987653, 8202897, 9900603, 15053937, 20962959, 32507777, 45161811, 62888877, 97523331, 135485433, 188666631, 292569993, 747678871, 877709979, 2243036613, 6729109839, 20187329517]

約数ペア:

[(1, 20187329517), (3, 6729109839), (9, 2243036613), (23, 877709979), (27, 747678871), (69, 292569993), (107, 188666631), (149, 135485433), (207, 97523331), (321, 62888877), (447, 45161811), (621, 32507777), (963, 20962959), (1341, 15053937), (2039, 9900603), (2461, 8202897), (2889, 6987653), (3427, 5890671), (4023, 5017979), (6117, 3300201), (7383, 2734299), (10281, 1963557), (15943, 1266219), (18351, 1100067), (22149, 911433), (30843, 654519), (46897, 430461), (47829, 422073), (55053, 366689), (66447, 303811), (92529, 218173), (140691, 143487)]