20693036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4373}}^1$

素因数の和:4410

約数の個数: 36

約数和(自身を含む): 44824752

約数和(自身を除く): 24131716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4373, 4732, 8746, 17492, 30611, 56849, 61222, 113698, 122444, 227396, 397943, 739037, 795886, 1478074, 1591772, 2956148, 5173259, 10346518, 20693036]

約数ペア:

[(1, 20693036), (2, 10346518), (4, 5173259), (7, 2956148), (13, 1591772), (14, 1478074), (26, 795886), (28, 739037), (52, 397943), (91, 227396), (169, 122444), (182, 113698), (338, 61222), (364, 56849), (676, 30611), (1183, 17492), (2366, 8746), (4373, 4732)]