20152149584

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2685521}}^1$

素因数の和:2685603

約数の個数: 40

約数和(自身を含む): 45288643008

約数和(自身を除く): 25136493424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 2685521, 5371042, 10742084, 18798647, 21484168, 37597294, 42968336, 75194588, 150389176, 179929907, 300778352, 359859814, 719719628, 1259509349, 1439439256, 2519018698, 2878878512, 5038037396, 10076074792, 20152149584]

約数ペア:

[(1, 20152149584), (2, 10076074792), (4, 5038037396), (7, 2878878512), (8, 2519018698), (14, 1439439256), (16, 1259509349), (28, 719719628), (56, 359859814), (67, 300778352), (112, 179929907), (134, 150389176), (268, 75194588), (469, 42968336), (536, 37597294), (938, 21484168), (1072, 18798647), (1876, 10742084), (3752, 5371042), (7504, 2685521)]