2019731728

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{487387}}^1$

素因数の和:487439

約数の個数: 40

約数和(自身を含む): 4593144512

約数和(自身を除く): 2573412784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 487387, 974774, 1949548, 3411709, 3899096, 6823418, 7798192, 13646836, 18033319, 27293672, 36066638, 54587344, 72133276, 126233233, 144266552, 252466466, 288533104, 504932932, 1009865864, 2019731728]

約数ペア:

[(1, 2019731728), (2, 1009865864), (4, 504932932), (7, 288533104), (8, 252466466), (14, 144266552), (16, 126233233), (28, 72133276), (37, 54587344), (56, 36066638), (74, 27293672), (112, 18033319), (148, 13646836), (259, 7798192), (296, 6823418), (518, 3899096), (592, 3411709), (1036, 1949548), (2072, 974774), (4144, 487387)]