20948492

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 38623200

約数和(自身を除く): 17674708

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2089, 2507, 4178, 5014, 8356, 10028, 48047, 96094, 192188, 227701, 455402, 910804, 5237123, 10474246, 20948492]

約数ペア:

[(1, 20948492), (2, 10474246), (4, 5237123), (23, 910804), (46, 455402), (92, 227701), (109, 192188), (218, 96094), (436, 48047), (2089, 10028), (2507, 8356), (4178, 5014)]