18143734

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 34115328

約数和(自身を除く): 15971594

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 67, 134, 161, 203, 322, 406, 469, 667, 841, 938, 1334, 1541, 1682, 1943, 3082, 3886, 4669, 5887, 9338, 10787, 11774, 13601, 19343, 21574, 27202, 38686, 44689, 56347, 89378, 112694, 135401, 270802, 312823, 394429, 625646, 788858, 1295981, 2591962, 9071867, 18143734]

約数ペア:

[(1, 18143734), (2, 9071867), (7, 2591962), (14, 1295981), (23, 788858), (29, 625646), (46, 394429), (58, 312823), (67, 270802), (134, 135401), (161, 112694), (203, 89378), (322, 56347), (406, 44689), (469, 38686), (667, 27202), (841, 21574), (938, 19343), (1334, 13601), (1541, 11774), (1682, 10787), (1943, 9338), (3082, 5887), (3886, 4669)]