20318206

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7993}}^1$

素因数の和:8067

約数の個数: 16

約数和(自身を含む): 32231808

約数和(自身を除く): 11913602

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7993, 15986, 247783, 327713, 495566, 655426, 10159103, 20318206]

約数ペア:

[(1, 20318206), (2, 10159103), (31, 655426), (41, 495566), (62, 327713), (82, 247783), (1271, 15986), (2542, 7993)]