20945236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6827}}^1$

素因数の和:6903

約数の個数: 24

約数和(自身を含む): 40148640

約数和(自身を除く): 19203404

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6827, 13654, 27308, 88751, 177502, 355004, 402793, 805586, 1611172, 5236309, 10472618, 20945236]

約数ペア:

[(1, 20945236), (2, 10472618), (4, 5236309), (13, 1611172), (26, 805586), (52, 402793), (59, 355004), (118, 177502), (236, 88751), (767, 27308), (1534, 13654), (3068, 6827)]