20199344179

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 23603978240

約数和(自身を除く): 3404634061

約数列:

[1, 7, 79, 211, 331, 523, 553, 1477, 2317, 3661, 16669, 26149, 41317, 69841, 110353, 116683, 173113, 183043, 289219, 488887, 772471, 1211791, 5517439, 8717887, 13675927, 36526843, 38622073, 61025209, 95731489, 255687901, 2885620597, 20199344179]

約数ペア:

[(1, 20199344179), (7, 2885620597), (79, 255687901), (211, 95731489), (331, 61025209), (523, 38622073), (553, 36526843), (1477, 13675927), (2317, 8717887), (3661, 5517439), (16669, 1211791), (26149, 772471), (41317, 488887), (69841, 289219), (110353, 183043), (116683, 173113)]