18852320656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2923747}}^1$

素因数の和:2923799

約数の個数: 40

約数和(自身を含む): 40605012224

約数和(自身を除く): 21752691568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 2923747, 5847494, 11694988, 23389976, 38008711, 46779952, 76017422, 90636157, 152034844, 181272314, 304069688, 362544628, 608139376, 725089256, 1178270041, 1450178512, 2356540082, 4713080164, 9426160328, 18852320656]

約数ペア:

[(1, 18852320656), (2, 9426160328), (4, 4713080164), (8, 2356540082), (13, 1450178512), (16, 1178270041), (26, 725089256), (31, 608139376), (52, 362544628), (62, 304069688), (104, 181272314), (124, 152034844), (208, 90636157), (248, 76017422), (403, 46779952), (496, 38008711), (806, 23389976), (1612, 11694988), (3224, 5847494), (6448, 2923747)]