205121948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{15601}}^1$

素因数の和:15797

約数の個数: 24

約数和(自身を含む): 380064720

約数和(自身を除く): 174942772

約数列:

[1, 2, 4, 19, 38, 76, 173, 346, 692, 3287, 6574, 13148, 15601, 31202, 62404, 296419, 592838, 1185676, 2698973, 5397946, 10795892, 51280487, 102560974, 205121948]

約数ペア:

[(1, 205121948), (2, 102560974), (4, 51280487), (19, 10795892), (38, 5397946), (76, 2698973), (173, 1185676), (346, 592838), (692, 296419), (3287, 62404), (6574, 31202), (13148, 15601)]