19400056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1117}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 39443040

約数和(自身を除く): 20042984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 167, 334, 668, 1117, 1336, 2171, 2234, 4342, 4468, 8684, 8936, 14521, 17368, 29042, 58084, 116168, 186539, 373078, 746156, 1492312, 2425007, 4850014, 9700028, 19400056]

約数ペア:

[(1, 19400056), (2, 9700028), (4, 4850014), (8, 2425007), (13, 1492312), (26, 746156), (52, 373078), (104, 186539), (167, 116168), (334, 58084), (668, 29042), (1117, 17368), (1336, 14521), (2171, 8936), (2234, 8684), (4342, 4468)]