1338476516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{40031}}^1$

素因数の和:40691

約数の個数: 24

約数和(自身を含む): 2526499584

約数和(自身を除く): 1188023068

約数列:

[1, 2, 4, 13, 26, 52, 643, 1286, 2572, 8359, 16718, 33436, 40031, 80062, 160124, 520403, 1040806, 2081612, 25739933, 51479866, 102959732, 334619129, 669238258, 1338476516]

約数ペア:

[(1, 1338476516), (2, 669238258), (4, 334619129), (13, 102959732), (26, 51479866), (52, 25739933), (643, 2081612), (1286, 1040806), (2572, 520403), (8359, 160124), (16718, 80062), (33436, 40031)]