20412106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 15875894

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 479, 958, 1639, 1937, 3278, 3874, 5269, 6227, 10538, 12454, 21307, 42614, 68497, 71371, 136994, 142742, 785081, 927823, 1570162, 1855646, 10206053, 20412106]

約数ペア:

[(1, 20412106), (2, 10206053), (11, 1855646), (13, 1570162), (22, 927823), (26, 785081), (143, 142742), (149, 136994), (286, 71371), (298, 68497), (479, 42614), (958, 21307), (1639, 12454), (1937, 10538), (3278, 6227), (3874, 5269)]