20740804532

素因数分解:

$2^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1124041}}^1$

素因数の和:1124711

約数の個数: 24

約数和(自身を含む): 41544592320

約数和(自身を除く): 20803787788

約数列:

[1, 2, 4, 7, 14, 28, 659, 1318, 2636, 4613, 9226, 18452, 1124041, 2248082, 4496164, 7868287, 15736574, 31473148, 740743019, 1481486038, 2962972076, 5185201133, 10370402266, 20740804532]

約数ペア:

[(1, 20740804532), (2, 10370402266), (4, 5185201133), (7, 2962972076), (14, 1481486038), (28, 740743019), (659, 31473148), (1318, 15736574), (2636, 7868287), (4613, 4496164), (9226, 2248082), (18452, 1124041)]