80644624

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{219143}}^1$

素因数の和:219174

約数の個数: 20

約数和(自身を含む): 163043136

約数和(自身を除く): 82398512

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 219143, 438286, 876572, 1753144, 3506288, 5040289, 10080578, 20161156, 40322312, 80644624]

約数ペア:

[(1, 80644624), (2, 40322312), (4, 20161156), (8, 10080578), (16, 5040289), (23, 3506288), (46, 1753144), (92, 876572), (184, 438286), (368, 219143)]