20573408

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{27953}}^1$

素因数の和:27986

約数の個数: 24

約数和(自身を含む): 42266448

約数和(自身を除く): 21693040

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 27953, 55906, 111812, 223624, 447248, 642919, 894496, 1285838, 2571676, 5143352, 10286704, 20573408]

約数ペア:

[(1, 20573408), (2, 10286704), (4, 5143352), (8, 2571676), (16, 1285838), (23, 894496), (32, 642919), (46, 447248), (92, 223624), (184, 111812), (368, 55906), (736, 27953)]