1821856

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 36

約数和(自身を含む): 3829518

約数和(自身を除く): 2007662

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 197, 272, 289, 394, 544, 578, 788, 1156, 1576, 2312, 3152, 3349, 4624, 6304, 6698, 9248, 13396, 26792, 53584, 56933, 107168, 113866, 227732, 455464, 910928, 1821856]

約数ペア:

[(1, 1821856), (2, 910928), (4, 455464), (8, 227732), (16, 113866), (17, 107168), (32, 56933), (34, 53584), (68, 26792), (136, 13396), (197, 9248), (272, 6698), (289, 6304), (394, 4624), (544, 3349), (578, 3152), (788, 2312), (1156, 1576)]