18194847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 27495936

約数和(自身を除く): 9301089

約数列:

[1, 3, 11, 33, 53, 101, 103, 159, 303, 309, 583, 1111, 1133, 1749, 3333, 3399, 5353, 5459, 10403, 16059, 16377, 31209, 58883, 60049, 114433, 176649, 180147, 343299, 551359, 1654077, 6064949, 18194847]

約数ペア:

[(1, 18194847), (3, 6064949), (11, 1654077), (33, 551359), (53, 343299), (101, 180147), (103, 176649), (159, 114433), (303, 60049), (309, 58883), (583, 31209), (1111, 16377), (1133, 16059), (1749, 10403), (3333, 5459), (3399, 5353)]