26802490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18743}}^1$

素因数の和:18774

約数の個数: 32

約数和(自身を含む): 56681856

約数和(自身を除く): 29879366

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 18743, 37486, 93715, 187430, 206173, 243659, 412346, 487318, 1030865, 1218295, 2061730, 2436590, 2680249, 5360498, 13401245, 26802490]

約数ペア:

[(1, 26802490), (2, 13401245), (5, 5360498), (10, 2680249), (11, 2436590), (13, 2061730), (22, 1218295), (26, 1030865), (55, 487318), (65, 412346), (110, 243659), (130, 206173), (143, 187430), (286, 93715), (715, 37486), (1430, 18743)]