203804516

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{644951}}^1$

素因数の和:645034

約数の個数: 12

約数和(自身を含む): 361173120

約数和(自身を除く): 157368604

約数列:

[1, 2, 4, 79, 158, 316, 644951, 1289902, 2579804, 50951129, 101902258, 203804516]

約数ペア:

[(1, 203804516), (2, 101902258), (4, 50951129), (79, 2579804), (158, 1289902), (316, 644951)]