20995614

素因数分解:

$2^1\times 3^2\times {\mathrm{439}}^1\times {\mathrm{2657}}^1$

素因数の和:3104

約数の個数: 24

約数和(自身を含む): 45611280

約数和(自身を除く): 24615666

約数列:

[1, 2, 3, 6, 9, 18, 439, 878, 1317, 2634, 2657, 3951, 5314, 7902, 7971, 15942, 23913, 47826, 1166423, 2332846, 3499269, 6998538, 10497807, 20995614]

約数ペア:

[(1, 20995614), (2, 10497807), (3, 6998538), (6, 3499269), (9, 2332846), (18, 1166423), (439, 47826), (878, 23913), (1317, 15942), (2634, 7971), (2657, 7902), (3951, 5314)]