20996038

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{15461}}^1$

素因数の和:15567

約数の個数: 16

約数和(自身を含む): 36366624

約数和(自身を除く): 15370586

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 15461, 30922, 108227, 216454, 1499717, 2999434, 10498019, 20996038]

約数ペア:

[(1, 20996038), (2, 10498019), (7, 2999434), (14, 1499717), (97, 216454), (194, 108227), (679, 30922), (1358, 15461)]