18986144

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2053}}^1$

素因数の和:2097

約数の個数: 36

約数和(自身を含む): 39726414

約数和(自身を除く): 20740270

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2053, 2312, 4106, 4624, 8212, 9248, 16424, 32848, 34901, 65696, 69802, 139604, 279208, 558416, 593317, 1116832, 1186634, 2373268, 4746536, 9493072, 18986144]

約数ペア:

[(1, 18986144), (2, 9493072), (4, 4746536), (8, 2373268), (16, 1186634), (17, 1116832), (32, 593317), (34, 558416), (68, 279208), (136, 139604), (272, 69802), (289, 65696), (544, 34901), (578, 32848), (1156, 16424), (2053, 9248), (2312, 8212), (4106, 4624)]