20333704

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1413

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19583096

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 376, 1319, 1927, 2638, 3854, 5276, 7708, 10552, 15416, 54079, 61993, 108158, 123986, 216316, 247972, 432632, 495944, 2541713, 5083426, 10166852, 20333704]

約数ペア:

[(1, 20333704), (2, 10166852), (4, 5083426), (8, 2541713), (41, 495944), (47, 432632), (82, 247972), (94, 216316), (164, 123986), (188, 108158), (328, 61993), (376, 54079), (1319, 15416), (1927, 10552), (2638, 7708), (3854, 5276)]