20298922452

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{67943}}^1$

素因数の和:68189

約数の個数: 72

約数和(自身を含む): 52777268544

約数和(自身を除く): 32478346092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 193, 258, 386, 387, 516, 579, 772, 774, 1158, 1548, 1737, 2316, 3474, 6948, 8299, 16598, 24897, 33196, 49794, 67943, 74691, 99588, 135886, 149382, 203829, 271772, 298764, 407658, 611487, 815316, 1222974, 2445948, 2921549, 5843098, 8764647, 11686196, 13112999, 17529294, 26225998, 26293941, 35058588, 39338997, 52451996, 52587882, 78677994, 105175764, 118016991, 157355988, 236033982, 472067964, 563858957, 1127717914, 1691576871, 2255435828, 3383153742, 5074730613, 6766307484, 10149461226, 20298922452]

約数ペア:

[(1, 20298922452), (2, 10149461226), (3, 6766307484), (4, 5074730613), (6, 3383153742), (9, 2255435828), (12, 1691576871), (18, 1127717914), (36, 563858957), (43, 472067964), (86, 236033982), (129, 157355988), (172, 118016991), (193, 105175764), (258, 78677994), (386, 52587882), (387, 52451996), (516, 39338997), (579, 35058588), (772, 26293941), (774, 26225998), (1158, 17529294), (1548, 13112999), (1737, 11686196), (2316, 8764647), (3474, 5843098), (6948, 2921549), (8299, 2445948), (16598, 1222974), (24897, 815316), (33196, 611487), (49794, 407658), (67943, 298764), (74691, 271772), (99588, 203829), (135886, 149382)]