20172857684

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1\times {\mathrm{17737}}^1$

素因数の和:18168

約数の個数: 48

約数和(自身を含む): 40766181120

約数和(自身を除く): 20593323436

約数列:

[1, 2, 4, 7, 14, 28, 151, 269, 302, 538, 604, 1057, 1076, 1883, 2114, 3766, 4228, 7532, 17737, 35474, 40619, 70948, 81238, 124159, 162476, 248318, 284333, 496636, 568666, 1137332, 2678287, 4771253, 5356574, 9542506, 10713148, 18748009, 19085012, 33398771, 37496018, 66797542, 74992036, 133595084, 720459203, 1440918406, 2881836812, 5043214421, 10086428842, 20172857684]

約数ペア:

[(1, 20172857684), (2, 10086428842), (4, 5043214421), (7, 2881836812), (14, 1440918406), (28, 720459203), (151, 133595084), (269, 74992036), (302, 66797542), (538, 37496018), (604, 33398771), (1057, 19085012), (1076, 18748009), (1883, 10713148), (2114, 9542506), (3766, 5356574), (4228, 4771253), (7532, 2678287), (17737, 1137332), (35474, 568666), (40619, 496636), (70948, 284333), (81238, 248318), (124159, 162476)]