20165243216

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26815483}}^1$

素因数の和:26815538

約数の個数: 20

約数和(自身を含む): 39901440192

約数和(自身を除く): 19736196976

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26815483, 53630966, 107261932, 214523864, 429047728, 1260327701, 2520655402, 5041310804, 10082621608, 20165243216]

約数ペア:

[(1, 20165243216), (2, 10082621608), (4, 5041310804), (8, 2520655402), (16, 1260327701), (47, 429047728), (94, 214523864), (188, 107261932), (376, 53630966), (752, 26815483)]