18442736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{88667}}^1$

素因数の和:88688

約数の個数: 20

約数和(自身を含む): 38481912

約数和(自身を除く): 20039176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 88667, 177334, 354668, 709336, 1152671, 1418672, 2305342, 4610684, 9221368, 18442736]

約数ペア:

[(1, 18442736), (2, 9221368), (4, 4610684), (8, 2305342), (13, 1418672), (16, 1152671), (26, 709336), (52, 354668), (104, 177334), (208, 88667)]