20653122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1409}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 47376000

約数和(自身を除く): 26722878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1409, 2094, 2443, 2818, 4227, 4886, 7329, 8454, 9863, 14658, 19726, 29589, 59178, 491741, 983482, 1475223, 2950446, 3442187, 6884374, 10326561, 20653122]

約数ペア:

[(1, 20653122), (2, 10326561), (3, 6884374), (6, 3442187), (7, 2950446), (14, 1475223), (21, 983482), (42, 491741), (349, 59178), (698, 29589), (1047, 19726), (1409, 14658), (2094, 9863), (2443, 8454), (2818, 7329), (4227, 4886)]