80918196

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{16487}}^1$

素因数の和:16903

約数の個数: 24

約数和(自身を含む): 189282240

約数和(自身を除く): 108364044

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 16487, 32974, 49461, 65948, 98922, 197844, 6743183, 13486366, 20229549, 26972732, 40459098, 80918196]

約数ペア:

[(1, 80918196), (2, 40459098), (3, 26972732), (4, 20229549), (6, 13486366), (12, 6743183), (409, 197844), (818, 98922), (1227, 65948), (1636, 49461), (2454, 32974), (4908, 16487)]