20246686712

素因数分解:

$2^3\times 7^2\times {\mathrm{419}}^1\times {\mathrm{123269}}^1$

素因数の和:123708

約数の個数: 48

約数和(自身を含む): 44266257000

約数和(自身を除く): 24019570288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 419, 838, 1676, 2933, 3352, 5866, 11732, 20531, 23464, 41062, 82124, 123269, 164248, 246538, 493076, 862883, 986152, 1725766, 3451532, 6040181, 6903064, 12080362, 24160724, 48321448, 51649711, 103299422, 206598844, 361547977, 413197688, 723095954, 1446191908, 2530835839, 2892383816, 5061671678, 10123343356, 20246686712]

約数ペア:

[(1, 20246686712), (2, 10123343356), (4, 5061671678), (7, 2892383816), (8, 2530835839), (14, 1446191908), (28, 723095954), (49, 413197688), (56, 361547977), (98, 206598844), (196, 103299422), (392, 51649711), (419, 48321448), (838, 24160724), (1676, 12080362), (2933, 6903064), (3352, 6040181), (5866, 3451532), (11732, 1725766), (20531, 986152), (23464, 862883), (41062, 493076), (82124, 246538), (123269, 164248)]