17991968

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{7919}}^1$

素因数の和:8000

約数の個数: 24

約数和(自身を含む): 35925120

約数和(自身を除く): 17933152

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 7919, 15838, 31676, 63352, 126704, 253408, 562249, 1124498, 2248996, 4497992, 8995984, 17991968]

約数ペア:

[(1, 17991968), (2, 8995984), (4, 4497992), (8, 2248996), (16, 1124498), (32, 562249), (71, 253408), (142, 126704), (284, 63352), (568, 31676), (1136, 15838), (2272, 7919)]