40386346

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20173}}^1$

素因数の和:20206

約数の個数: 32

約数和(自身を含む): 81341568

約数和(自身を除く): 40955222

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 20173, 40346, 141211, 221903, 262249, 282422, 443806, 524498, 1553321, 1835743, 2884739, 3106642, 3671486, 5769478, 20193173, 40386346]

約数ペア:

[(1, 40386346), (2, 20193173), (7, 5769478), (11, 3671486), (13, 3106642), (14, 2884739), (22, 1835743), (26, 1553321), (77, 524498), (91, 443806), (143, 282422), (154, 262249), (182, 221903), (286, 141211), (1001, 40346), (2002, 20173)]