20844782

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 37048320

約数和(自身を除く): 16203538

約数列:

[1, 2, 7, 14, 47, 79, 94, 158, 329, 401, 553, 658, 802, 1106, 2807, 3713, 5614, 7426, 18847, 25991, 31679, 37694, 51982, 63358, 131929, 221753, 263858, 443506, 1488913, 2977826, 10422391, 20844782]

約数ペア:

[(1, 20844782), (2, 10422391), (7, 2977826), (14, 1488913), (47, 443506), (79, 263858), (94, 221753), (158, 131929), (329, 63358), (401, 51982), (553, 37694), (658, 31679), (802, 25991), (1106, 18847), (2807, 7426), (3713, 5614)]