18819130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 37844352

約数和(自身を除く): 19025222

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 121, 151, 206, 242, 302, 515, 605, 755, 1030, 1133, 1210, 1510, 1661, 2266, 3322, 5665, 8305, 11330, 12463, 15553, 16610, 18271, 24926, 31106, 36542, 62315, 77765, 91355, 124630, 155530, 171083, 182710, 342166, 855415, 1710830, 1881913, 3763826, 9409565, 18819130]

約数ペア:

[(1, 18819130), (2, 9409565), (5, 3763826), (10, 1881913), (11, 1710830), (22, 855415), (55, 342166), (103, 182710), (110, 171083), (121, 155530), (151, 124630), (206, 91355), (242, 77765), (302, 62315), (515, 36542), (605, 31106), (755, 24926), (1030, 18271), (1133, 16610), (1210, 15553), (1510, 12463), (1661, 11330), (2266, 8305), (3322, 5665)]