1981376

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:468

約数の個数: 28

約数和(自身を含む): 3989832

約数和(自身を除く): 2008456

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 373, 664, 746, 1328, 1492, 2656, 2984, 5312, 5968, 11936, 23872, 30959, 61918, 123836, 247672, 495344, 990688, 1981376]

約数ペア:

[(1, 1981376), (2, 990688), (4, 495344), (8, 247672), (16, 123836), (32, 61918), (64, 30959), (83, 23872), (166, 11936), (332, 5968), (373, 5312), (664, 2984), (746, 2656), (1328, 1492)]