17921893

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 20839680

約数和(自身を除く): 2917787

約数列:

[1, 11, 17, 187, 239, 401, 2629, 4063, 4411, 6817, 44693, 74987, 95839, 1054229, 1629263, 17921893]

約数ペア:

[(1, 17921893), (11, 1629263), (17, 1054229), (187, 95839), (239, 74987), (401, 44693), (2629, 6817), (4063, 4411)]