18728718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4007}}^1$

素因数の和:4072

約数の個数: 32

約数和(自身を含む): 40400640

約数和(自身を除く): 21671922

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 82, 114, 123, 246, 779, 1558, 2337, 4007, 4674, 8014, 12021, 24042, 76133, 152266, 164287, 228399, 328574, 456798, 492861, 985722, 3121453, 6242906, 9364359, 18728718]

約数ペア:

[(1, 18728718), (2, 9364359), (3, 6242906), (6, 3121453), (19, 985722), (38, 492861), (41, 456798), (57, 328574), (82, 228399), (114, 164287), (123, 152266), (246, 76133), (779, 24042), (1558, 12021), (2337, 8014), (4007, 4674)]