20922952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{769}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 41580000

約数和(自身を除く): 20657048

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 179, 358, 716, 769, 1432, 1538, 3076, 3401, 6152, 6802, 13604, 14611, 27208, 29222, 58444, 116888, 137651, 275302, 550604, 1101208, 2615369, 5230738, 10461476, 20922952]

約数ペア:

[(1, 20922952), (2, 10461476), (4, 5230738), (8, 2615369), (19, 1101208), (38, 550604), (76, 275302), (152, 137651), (179, 116888), (358, 58444), (716, 29222), (769, 27208), (1432, 14611), (1538, 13604), (3076, 6802), (3401, 6152)]