17972248

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 38649600

約数和(自身を除く): 20677352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 659, 974, 1318, 1948, 2636, 3409, 3896, 4613, 5272, 6818, 9226, 13636, 18452, 27272, 36904, 320933, 641866, 1283732, 2246531, 2567464, 4493062, 8986124, 17972248]

約数ペア:

[(1, 17972248), (2, 8986124), (4, 4493062), (7, 2567464), (8, 2246531), (14, 1283732), (28, 641866), (56, 320933), (487, 36904), (659, 27272), (974, 18452), (1318, 13636), (1948, 9226), (2636, 6818), (3409, 5272), (3896, 4613)]