18277792

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 39531240

約数和(自身を除く): 21253448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 829, 848, 1378, 1658, 1696, 2756, 3316, 5512, 6632, 10777, 11024, 13264, 21554, 22048, 26528, 43108, 43937, 86216, 87874, 172432, 175748, 344864, 351496, 571181, 702992, 1142362, 1405984, 2284724, 4569448, 9138896, 18277792]

約数ペア:

[(1, 18277792), (2, 9138896), (4, 4569448), (8, 2284724), (13, 1405984), (16, 1142362), (26, 702992), (32, 571181), (52, 351496), (53, 344864), (104, 175748), (106, 172432), (208, 87874), (212, 86216), (416, 43937), (424, 43108), (689, 26528), (829, 22048), (848, 21554), (1378, 13264), (1658, 11024), (1696, 10777), (2756, 6632), (3316, 5512)]