18222490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12774

約数の個数: 32

約数和(自身を含む): 38537856

約数和(自身を除く): 20315366

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12743, 25486, 63715, 127430, 140173, 165659, 280346, 331318, 700865, 828295, 1401730, 1656590, 1822249, 3644498, 9111245, 18222490]

約数ペア:

[(1, 18222490), (2, 9111245), (5, 3644498), (10, 1822249), (11, 1656590), (13, 1401730), (22, 828295), (26, 700865), (55, 331318), (65, 280346), (110, 165659), (130, 140173), (143, 127430), (286, 63715), (715, 25486), (1430, 12743)]