201864790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20411}}^1$

素因数の和:20484

約数の個数: 32

約数和(自身を含む): 387991296

約数和(自身を除く): 186126506

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 20411, 40822, 102055, 204110, 469453, 877673, 938906, 1755346, 2347265, 4388365, 4694530, 8776730, 20186479, 40372958, 100932395, 201864790]

約数ペア:

[(1, 201864790), (2, 100932395), (5, 40372958), (10, 20186479), (23, 8776730), (43, 4694530), (46, 4388365), (86, 2347265), (115, 1755346), (215, 938906), (230, 877673), (430, 469453), (989, 204110), (1978, 102055), (4945, 40822), (9890, 20411)]