15721284172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1795487}}^1$

素因数の和:1795701

約数の個数: 24

約数和(自身を含む): 30164198400

約数和(自身を除く): 14442914228

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 1795487, 3590974, 7181948, 19750357, 39500714, 79001428, 357301913, 714603826, 1429207652, 3930321043, 7860642086, 15721284172]

約数ペア:

[(1, 15721284172), (2, 7860642086), (4, 3930321043), (11, 1429207652), (22, 714603826), (44, 357301913), (199, 79001428), (398, 39500714), (796, 19750357), (2189, 7181948), (4378, 3590974), (8756, 1795487)]