18389944

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2623

約数の個数: 32

約数和(自身を含む): 36835200

約数和(自身を除く): 18445256

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 2557, 3596, 5114, 7192, 10228, 20456, 74153, 79267, 148306, 158534, 296612, 317068, 593224, 634136, 2298743, 4597486, 9194972, 18389944]

約数ペア:

[(1, 18389944), (2, 9194972), (4, 4597486), (8, 2298743), (29, 634136), (31, 593224), (58, 317068), (62, 296612), (116, 158534), (124, 148306), (232, 79267), (248, 74153), (899, 20456), (1798, 10228), (2557, 7192), (3596, 5114)]