18915348

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^2\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 44861600

約数和(自身を除く): 25946252

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 199, 267, 356, 398, 534, 597, 796, 1068, 1194, 2388, 7921, 15842, 17711, 23763, 31684, 35422, 47526, 53133, 70844, 95052, 106266, 212532, 1576279, 3152558, 4728837, 6305116, 9457674, 18915348]

約数ペア:

[(1, 18915348), (2, 9457674), (3, 6305116), (4, 4728837), (6, 3152558), (12, 1576279), (89, 212532), (178, 106266), (199, 95052), (267, 70844), (356, 53133), (398, 47526), (534, 35422), (597, 31684), (796, 23763), (1068, 17711), (1194, 15842), (2388, 7921)]