18160072

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2485

約数の個数: 32

約数和(自身を含む): 39211200

約数和(自身を除く): 21051128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 2333, 3892, 4666, 7784, 9332, 16331, 18664, 32662, 65324, 130648, 324287, 648574, 1297148, 2270009, 2594296, 4540018, 9080036, 18160072]

約数ペア:

[(1, 18160072), (2, 9080036), (4, 4540018), (7, 2594296), (8, 2270009), (14, 1297148), (28, 648574), (56, 324287), (139, 130648), (278, 65324), (556, 32662), (973, 18664), (1112, 16331), (1946, 9332), (2333, 7784), (3892, 4666)]