20970698

素因数分解:

$2^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2273}}^1$

素因数の和:2941

約数の個数: 16

約数和(自身を含む): 36020160

約数和(自身を除く): 15049462

約数列:

[1, 2, 7, 14, 659, 1318, 2273, 4546, 4613, 9226, 15911, 31822, 1497907, 2995814, 10485349, 20970698]

約数ペア:

[(1, 20970698), (2, 10485349), (7, 2995814), (14, 1497907), (659, 31822), (1318, 15911), (2273, 9226), (4546, 4613)]