18243966

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3491}}^1$

素因数の和:3576

約数の個数: 32

約数和(自身を含む): 39892608

約数和(自身を除く): 21648642

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 3491, 5226, 6982, 10473, 20946, 45383, 90766, 136149, 233897, 272298, 467794, 701691, 1403382, 3040661, 6081322, 9121983, 18243966]

約数ペア:

[(1, 18243966), (2, 9121983), (3, 6081322), (6, 3040661), (13, 1403382), (26, 701691), (39, 467794), (67, 272298), (78, 233897), (134, 136149), (201, 90766), (402, 45383), (871, 20946), (1742, 10473), (2613, 6982), (3491, 5226)]